Home / 38,040.10-57,073.65-16,978.22

Finding the Fourth Proportional to 38,040.10, 57,073.65 and 16,978.22

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Solution

The fourth proportional to 38,040.10, 57,073.65 and 16,978.22 is: 25,473.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040.10 : 57,073.65 = 16,978.22 : x
  2. Step 2: Convert to fraction form
    38,040.10/57,073.65 = 16,978.22/x
  3. Step 3: Cross multiply
    38,040.10x = 57,073.65 × 16,978.22
  4. Step 4: Simplify right side
    38,040.10x = 969,008,985.90
  5. Step 5: Solve for x
    x = 969,008,985.90/38,040.10
  6. Step 6: Final answer
    x = 25,473.36

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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.