Home / 38,267.20-57,400.80-14,878.45

Finding the Fourth Proportional to 38,267.20, 57,400.80 and 14,878.45

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Solution

The fourth proportional to 38,267.20, 57,400.80 and 14,878.45 is: 22,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,267.20 : 57,400.80 = 14,878.45 : x
  2. Step 2: Convert to fraction form
    38,267.20/57,400.80 = 14,878.45/x
  3. Step 3: Cross multiply
    38,267.20x = 57,400.80 × 14,878.45
  4. Step 4: Simplify right side
    38,267.20x = 854,034,932.76
  5. Step 5: Solve for x
    x = 854,034,932.76/38,267.20
  6. Step 6: Final answer
    x = 22,317.68

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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.