Home / 38,140.07-57,165.80-14,432.54

Finding the Fourth Proportional to 38,140.07, 57,165.80 and 14,432.54

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Solution

The fourth proportional to 38,140.07, 57,165.80 and 14,432.54 is: 21,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,140.07 : 57,165.80 = 14,432.54 : x
  2. Step 2: Convert to fraction form
    38,140.07/57,165.80 = 14,432.54/x
  3. Step 3: Cross multiply
    38,140.07x = 57,165.80 × 14,432.54
  4. Step 4: Simplify right side
    38,140.07x = 825,047,337.14
  5. Step 5: Solve for x
    x = 825,047,337.14/38,140.07
  6. Step 6: Final answer
    x = 21,632.04

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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.