Home / 29,545.76-40,771.65-16,116.91

Finding the Fourth Proportional to 29,545.76, 40,771.65 and 16,116.91

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Solution

The fourth proportional to 29,545.76, 40,771.65 and 16,116.91 is: 22,240.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,545.76 : 40,771.65 = 16,116.91 : x
  2. Step 2: Convert to fraction form
    29,545.76/40,771.65 = 16,116.91/x
  3. Step 3: Cross multiply
    29,545.76x = 40,771.65 × 16,116.91
  4. Step 4: Simplify right side
    29,545.76x = 657,112,972.11
  5. Step 5: Solve for x
    x = 657,112,972.11/29,545.76
  6. Step 6: Final answer
    x = 22,240.51

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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.