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Finding the Fourth Proportional to 15,706.31, 23,553.23 and 6,935.07

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Solution

The fourth proportional to 15,706.31, 23,553.23 and 6,935.07 is: 10,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,706.31 : 23,553.23 = 6,935.07 : x
  2. Step 2: Convert to fraction form
    15,706.31/23,553.23 = 6,935.07/x
  3. Step 3: Cross multiply
    15,706.31x = 23,553.23 × 6,935.07
  4. Step 4: Simplify right side
    15,706.31x = 163,343,258.95
  5. Step 5: Solve for x
    x = 163,343,258.95/15,706.31
  6. Step 6: Final answer
    x = 10,399.85

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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.