Home / 25,901.04-38,768.01-13,403.87

Finding the Fourth Proportional to 25,901.04, 38,768.01 and 13,403.87

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Solution

The fourth proportional to 25,901.04, 38,768.01 and 13,403.87 is: 20,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901.04 : 38,768.01 = 13,403.87 : x
  2. Step 2: Convert to fraction form
    25,901.04/38,768.01 = 13,403.87/x
  3. Step 3: Cross multiply
    25,901.04x = 38,768.01 × 13,403.87
  4. Step 4: Simplify right side
    25,901.04x = 519,641,366.20
  5. Step 5: Solve for x
    x = 519,641,366.20/25,901.04
  6. Step 6: Final answer
    x = 20,062.57

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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.