Home / 29,385.50-40,569.30-17,904.74

Finding the Fourth Proportional to 29,385.50, 40,569.30 and 17,904.74

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Solution

The fourth proportional to 29,385.50, 40,569.30 and 17,904.74 is: 24,719.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,385.50 : 40,569.30 = 17,904.74 : x
  2. Step 2: Convert to fraction form
    29,385.50/40,569.30 = 17,904.74/x
  3. Step 3: Cross multiply
    29,385.50x = 40,569.30 × 17,904.74
  4. Step 4: Simplify right side
    29,385.50x = 726,382,768.48
  5. Step 5: Solve for x
    x = 726,382,768.48/29,385.50
  6. Step 6: Final answer
    x = 24,719.09

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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.