Home / 29,089.68-40,143.24-16,514.16

Finding the Fourth Proportional to 29,089.68, 40,143.24 and 16,514.16

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Solution

The fourth proportional to 29,089.68, 40,143.24 and 16,514.16 is: 22,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089.68 : 40,143.24 = 16,514.16 : x
  2. Step 2: Convert to fraction form
    29,089.68/40,143.24 = 16,514.16/x
  3. Step 3: Cross multiply
    29,089.68x = 40,143.24 × 16,514.16
  4. Step 4: Simplify right side
    29,089.68x = 662,931,888.28
  5. Step 5: Solve for x
    x = 662,931,888.28/29,089.68
  6. Step 6: Final answer
    x = 22,789.25

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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.