Home / 29,349.12-44,020.09-12,488.90

Finding the Fourth Proportional to 29,349.12, 44,020.09 and 12,488.90

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Solution

The fourth proportional to 29,349.12, 44,020.09 and 12,488.90 is: 18,731.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,349.12 : 44,020.09 = 12,488.90 : x
  2. Step 2: Convert to fraction form
    29,349.12/44,020.09 = 12,488.90/x
  3. Step 3: Cross multiply
    29,349.12x = 44,020.09 × 12,488.90
  4. Step 4: Simplify right side
    29,349.12x = 549,762,566.94
  5. Step 5: Solve for x
    x = 549,762,566.94/29,349.12
  6. Step 6: Final answer
    x = 18,731.82

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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.