Home / 29,397.59-40,553.12-18,623.45

Finding the Fourth Proportional to 29,397.59, 40,553.12 and 18,623.45

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Solution

The fourth proportional to 29,397.59, 40,553.12 and 18,623.45 is: 25,690.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,397.59 : 40,553.12 = 18,623.45 : x
  2. Step 2: Convert to fraction form
    29,397.59/40,553.12 = 18,623.45/x
  3. Step 3: Cross multiply
    29,397.59x = 40,553.12 × 18,623.45
  4. Step 4: Simplify right side
    29,397.59x = 755,239,002.66
  5. Step 5: Solve for x
    x = 755,239,002.66/29,397.59
  6. Step 6: Final answer
    x = 25,690.51

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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.