Home / 25,359.96-38,002.74-14,288.04

Finding the Fourth Proportional to 25,359.96, 38,002.74 and 14,288.04

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Solution

The fourth proportional to 25,359.96, 38,002.74 and 14,288.04 is: 21,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,359.96 : 38,002.74 = 14,288.04 : x
  2. Step 2: Convert to fraction form
    25,359.96/38,002.74 = 14,288.04/x
  3. Step 3: Cross multiply
    25,359.96x = 38,002.74 × 14,288.04
  4. Step 4: Simplify right side
    25,359.96x = 542,984,669.23
  5. Step 5: Solve for x
    x = 542,984,669.23/25,359.96
  6. Step 6: Final answer
    x = 21,411.10

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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.