Home / 25,582.20-38,325.76-13,905.24

Finding the Fourth Proportional to 25,582.20, 38,325.76 and 13,905.24

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Solution

The fourth proportional to 25,582.20, 38,325.76 and 13,905.24 is: 20,832.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.20 : 38,325.76 = 13,905.24 : x
  2. Step 2: Convert to fraction form
    25,582.20/38,325.76 = 13,905.24/x
  3. Step 3: Cross multiply
    25,582.20x = 38,325.76 × 13,905.24
  4. Step 4: Simplify right side
    25,582.20x = 532,928,890.98
  5. Step 5: Solve for x
    x = 532,928,890.98/25,582.20
  6. Step 6: Final answer
    x = 20,832.02

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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.