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Finding the Fourth Proportional to 25,735.38, 38,599.03 and 9,938.08

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Solution

The fourth proportional to 25,735.38, 38,599.03 and 9,938.08 is: 14,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,735.38 : 38,599.03 = 9,938.08 : x
  2. Step 2: Convert to fraction form
    25,735.38/38,599.03 = 9,938.08/x
  3. Step 3: Cross multiply
    25,735.38x = 38,599.03 × 9,938.08
  4. Step 4: Simplify right side
    25,735.38x = 383,600,248.06
  5. Step 5: Solve for x
    x = 383,600,248.06/25,735.38
  6. Step 6: Final answer
    x = 14,905.56

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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.