Home / 38,281.08-57,422.70-10,579.08

Finding the Fourth Proportional to 38,281.08, 57,422.70 and 10,579.08

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Solution

The fourth proportional to 38,281.08, 57,422.70 and 10,579.08 is: 15,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,281.08 : 57,422.70 = 10,579.08 : x
  2. Step 2: Convert to fraction form
    38,281.08/57,422.70 = 10,579.08/x
  3. Step 3: Cross multiply
    38,281.08x = 57,422.70 × 10,579.08
  4. Step 4: Simplify right side
    38,281.08x = 607,479,337.12
  5. Step 5: Solve for x
    x = 607,479,337.12/38,281.08
  6. Step 6: Final answer
    x = 15,868.92

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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.