Home / 29,384.17-40,534.22-18,609.55

Finding the Fourth Proportional to 29,384.17, 40,534.22 and 18,609.55

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Solution

The fourth proportional to 29,384.17, 40,534.22 and 18,609.55 is: 25,671.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,384.17 : 40,534.22 = 18,609.55 : x
  2. Step 2: Convert to fraction form
    29,384.17/40,534.22 = 18,609.55/x
  3. Step 3: Cross multiply
    29,384.17x = 40,534.22 × 18,609.55
  4. Step 4: Simplify right side
    29,384.17x = 754,323,538.99
  5. Step 5: Solve for x
    x = 754,323,538.99/29,384.17
  6. Step 6: Final answer
    x = 25,671.09

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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.