Home / 56,519.20-84,820.92-21,527.20

Finding the Fourth Proportional to 56,519.20, 84,820.92 and 21,527.20

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Solution

The fourth proportional to 56,519.20, 84,820.92 and 21,527.20 is: 32,306.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,519.20 : 84,820.92 = 21,527.20 : x
  2. Step 2: Convert to fraction form
    56,519.20/84,820.92 = 21,527.20/x
  3. Step 3: Cross multiply
    56,519.20x = 84,820.92 × 21,527.20
  4. Step 4: Simplify right side
    56,519.20x = 1,825,956,909.02
  5. Step 5: Solve for x
    x = 1,825,956,909.02/56,519.20
  6. Step 6: Final answer
    x = 32,306.84

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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.