Home / 15,436.45-23,130.07-9,885.23

Finding the Fourth Proportional to 15,436.45, 23,130.07 and 9,885.23

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Solution

The fourth proportional to 15,436.45, 23,130.07 and 9,885.23 is: 14,812.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.45 : 23,130.07 = 9,885.23 : x
  2. Step 2: Convert to fraction form
    15,436.45/23,130.07 = 9,885.23/x
  3. Step 3: Cross multiply
    15,436.45x = 23,130.07 × 9,885.23
  4. Step 4: Simplify right side
    15,436.45x = 228,645,896.79
  5. Step 5: Solve for x
    x = 228,645,896.79/15,436.45
  6. Step 6: Final answer
    x = 14,812.08

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.