Home / 48,008.19-72,020.82-16,421.76

Finding the Fourth Proportional to 48,008.19, 72,020.82 and 16,421.76

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Solution

The fourth proportional to 48,008.19, 72,020.82 and 16,421.76 is: 24,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,008.19 : 72,020.82 = 16,421.76 : x
  2. Step 2: Convert to fraction form
    48,008.19/72,020.82 = 16,421.76/x
  3. Step 3: Cross multiply
    48,008.19x = 72,020.82 × 16,421.76
  4. Step 4: Simplify right side
    48,008.19x = 1,182,708,621.04
  5. Step 5: Solve for x
    x = 1,182,708,621.04/48,008.19
  6. Step 6: Final answer
    x = 24,635.56

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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.