Home / 15,964.10-23,938.14-9,302.75

Finding the Fourth Proportional to 15,964.10, 23,938.14 and 9,302.75

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Solution

The fourth proportional to 15,964.10, 23,938.14 and 9,302.75 is: 13,949.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.10 : 23,938.14 = 9,302.75 : x
  2. Step 2: Convert to fraction form
    15,964.10/23,938.14 = 9,302.75/x
  3. Step 3: Cross multiply
    15,964.10x = 23,938.14 × 9,302.75
  4. Step 4: Simplify right side
    15,964.10x = 222,690,531.89
  5. Step 5: Solve for x
    x = 222,690,531.89/15,964.10
  6. Step 6: Final answer
    x = 13,949.46

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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.