Home / 29,306.61-40,445.12-16,555.39

Finding the Fourth Proportional to 29,306.61, 40,445.12 and 16,555.39

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Solution

The fourth proportional to 29,306.61, 40,445.12 and 16,555.39 is: 22,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,306.61 : 40,445.12 = 16,555.39 : x
  2. Step 2: Convert to fraction form
    29,306.61/40,445.12 = 16,555.39/x
  3. Step 3: Cross multiply
    29,306.61x = 40,445.12 × 16,555.39
  4. Step 4: Simplify right side
    29,306.61x = 669,584,675.47
  5. Step 5: Solve for x
    x = 669,584,675.47/29,306.61
  6. Step 6: Final answer
    x = 22,847.56

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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.