Home / 29,390.16-44,085.20-8,613.64

Finding the Fourth Proportional to 29,390.16, 44,085.20 and 8,613.64

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Solution

The fourth proportional to 29,390.16, 44,085.20 and 8,613.64 is: 12,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,390.16 : 44,085.20 = 8,613.64 : x
  2. Step 2: Convert to fraction form
    29,390.16/44,085.20 = 8,613.64/x
  3. Step 3: Cross multiply
    29,390.16x = 44,085.20 × 8,613.64
  4. Step 4: Simplify right side
    29,390.16x = 379,734,042.13
  5. Step 5: Solve for x
    x = 379,734,042.13/29,390.16
  6. Step 6: Final answer
    x = 12,920.45

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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.