Home / 29,265.20-40,386.49-16,520.93

Finding the Fourth Proportional to 29,265.20, 40,386.49 and 16,520.93

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Solution

The fourth proportional to 29,265.20, 40,386.49 and 16,520.93 is: 22,799.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,265.20 : 40,386.49 = 16,520.93 : x
  2. Step 2: Convert to fraction form
    29,265.20/40,386.49 = 16,520.93/x
  3. Step 3: Cross multiply
    29,265.20x = 40,386.49 × 16,520.93
  4. Step 4: Simplify right side
    29,265.20x = 667,222,374.24
  5. Step 5: Solve for x
    x = 667,222,374.24/29,265.20
  6. Step 6: Final answer
    x = 22,799.17

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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.