Home / 18,766.92-25,897.98-10,383.42

Finding the Fourth Proportional to 18,766.92, 25,897.98 and 10,383.42

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Solution

The fourth proportional to 18,766.92, 25,897.98 and 10,383.42 is: 14,328.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,766.92 : 25,897.98 = 10,383.42 : x
  2. Step 2: Convert to fraction form
    18,766.92/25,897.98 = 10,383.42/x
  3. Step 3: Cross multiply
    18,766.92x = 25,897.98 × 10,383.42
  4. Step 4: Simplify right side
    18,766.92x = 268,909,603.49
  5. Step 5: Solve for x
    x = 268,909,603.49/18,766.92
  6. Step 6: Final answer
    x = 14,328.92

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.