Home / 29,414.07-40,587.89-16,668.72

Finding the Fourth Proportional to 29,414.07, 40,587.89 and 16,668.72

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Solution

The fourth proportional to 29,414.07, 40,587.89 and 16,668.72 is: 23,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,414.07 : 40,587.89 = 16,668.72 : x
  2. Step 2: Convert to fraction form
    29,414.07/40,587.89 = 16,668.72/x
  3. Step 3: Cross multiply
    29,414.07x = 40,587.89 × 16,668.72
  4. Step 4: Simplify right side
    29,414.07x = 676,548,090.46
  5. Step 5: Solve for x
    x = 676,548,090.46/29,414.07
  6. Step 6: Final answer
    x = 23,000.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.