Home / 29,269.19-40,387.40-16,348.61

Finding the Fourth Proportional to 29,269.19, 40,387.40 and 16,348.61

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Solution

The fourth proportional to 29,269.19, 40,387.40 and 16,348.61 is: 22,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,269.19 : 40,387.40 = 16,348.61 : x
  2. Step 2: Convert to fraction form
    29,269.19/40,387.40 = 16,348.61/x
  3. Step 3: Cross multiply
    29,269.19x = 40,387.40 × 16,348.61
  4. Step 4: Simplify right side
    29,269.19x = 660,277,870.74
  5. Step 5: Solve for x
    x = 660,277,870.74/29,269.19
  6. Step 6: Final answer
    x = 22,558.80

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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.