Home / 42,372.12-63,574.90-16,083.84

Finding the Fourth Proportional to 42,372.12, 63,574.90 and 16,083.84

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Solution

The fourth proportional to 42,372.12, 63,574.90 and 16,083.84 is: 24,132.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,372.12 : 63,574.90 = 16,083.84 : x
  2. Step 2: Convert to fraction form
    42,372.12/63,574.90 = 16,083.84/x
  3. Step 3: Cross multiply
    42,372.12x = 63,574.90 × 16,083.84
  4. Step 4: Simplify right side
    42,372.12x = 1,022,528,519.62
  5. Step 5: Solve for x
    x = 1,022,528,519.62/42,372.12
  6. Step 6: Final answer
    x = 24,132.11

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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.