Home / 22,691.10-34,036.65-16,421.70

Finding the Fourth Proportional to 22,691.10, 34,036.65 and 16,421.70

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Solution

The fourth proportional to 22,691.10, 34,036.65 and 16,421.70 is: 24,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,691.10 : 34,036.65 = 16,421.70 : x
  2. Step 2: Convert to fraction form
    22,691.10/34,036.65 = 16,421.70/x
  3. Step 3: Cross multiply
    22,691.10x = 34,036.65 × 16,421.70
  4. Step 4: Simplify right side
    22,691.10x = 558,939,655.31
  5. Step 5: Solve for x
    x = 558,939,655.31/22,691.10
  6. Step 6: Final answer
    x = 24,632.55

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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.