Home / 25,656.76-38,446.26-19,052.20

Finding the Fourth Proportional to 25,656.76, 38,446.26 and 19,052.20

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Solution

The fourth proportional to 25,656.76, 38,446.26 and 19,052.20 is: 28,549.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656.76 : 38,446.26 = 19,052.20 : x
  2. Step 2: Convert to fraction form
    25,656.76/38,446.26 = 19,052.20/x
  3. Step 3: Cross multiply
    25,656.76x = 38,446.26 × 19,052.20
  4. Step 4: Simplify right side
    25,656.76x = 732,485,834.77
  5. Step 5: Solve for x
    x = 732,485,834.77/25,656.76
  6. Step 6: Final answer
    x = 28,549.43

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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.