Home / 25,126.19-34,678.95-16,628.48

Finding the Fourth Proportional to 25,126.19, 34,678.95 and 16,628.48

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Solution

The fourth proportional to 25,126.19, 34,678.95 and 16,628.48 is: 22,950.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,126.19 : 34,678.95 = 16,628.48 : x
  2. Step 2: Convert to fraction form
    25,126.19/34,678.95 = 16,628.48/x
  3. Step 3: Cross multiply
    25,126.19x = 34,678.95 × 16,628.48
  4. Step 4: Simplify right side
    25,126.19x = 576,658,226.50
  5. Step 5: Solve for x
    x = 576,658,226.50/25,126.19
  6. Step 6: Final answer
    x = 22,950.48

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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.