Home / 44,543.12-66,816.30-14,961.92

Finding the Fourth Proportional to 44,543.12, 66,816.30 and 14,961.92

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Solution

The fourth proportional to 44,543.12, 66,816.30 and 14,961.92 is: 22,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,543.12 : 66,816.30 = 14,961.92 : x
  2. Step 2: Convert to fraction form
    44,543.12/66,816.30 = 14,961.92/x
  3. Step 3: Cross multiply
    44,543.12x = 66,816.30 × 14,961.92
  4. Step 4: Simplify right side
    44,543.12x = 999,700,135.30
  5. Step 5: Solve for x
    x = 999,700,135.30/44,543.12
  6. Step 6: Final answer
    x = 22,443.42

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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.