Home / 38,125.17-57,224.70-18,417.60

Finding the Fourth Proportional to 38,125.17, 57,224.70 and 18,417.60

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Solution

The fourth proportional to 38,125.17, 57,224.70 and 18,417.60 is: 27,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,125.17 : 57,224.70 = 18,417.60 : x
  2. Step 2: Convert to fraction form
    38,125.17/57,224.70 = 18,417.60/x
  3. Step 3: Cross multiply
    38,125.17x = 57,224.70 × 18,417.60
  4. Step 4: Simplify right side
    38,125.17x = 1,053,941,634.72
  5. Step 5: Solve for x
    x = 1,053,941,634.72/38,125.17
  6. Step 6: Final answer
    x = 27,644.25

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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.