Home / 38,132.10-57,181.95-18,416.70

Finding the Fourth Proportional to 38,132.10, 57,181.95 and 18,416.70

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Solution

The fourth proportional to 38,132.10, 57,181.95 and 18,416.70 is: 27,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,132.10 : 57,181.95 = 18,416.70 : x
  2. Step 2: Convert to fraction form
    38,132.10/57,181.95 = 18,416.70/x
  3. Step 3: Cross multiply
    38,132.10x = 57,181.95 × 18,416.70
  4. Step 4: Simplify right side
    38,132.10x = 1,053,102,818.57
  5. Step 5: Solve for x
    x = 1,053,102,818.57/38,132.10
  6. Step 6: Final answer
    x = 27,617.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.