Home / 48,120.58-72,190.44-14,839.20

Finding the Fourth Proportional to 48,120.58, 72,190.44 and 14,839.20

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Solution

The fourth proportional to 48,120.58, 72,190.44 and 14,839.20 is: 22,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,120.58 : 72,190.44 = 14,839.20 : x
  2. Step 2: Convert to fraction form
    48,120.58/72,190.44 = 14,839.20/x
  3. Step 3: Cross multiply
    48,120.58x = 72,190.44 × 14,839.20
  4. Step 4: Simplify right side
    48,120.58x = 1,071,248,377.25
  5. Step 5: Solve for x
    x = 1,071,248,377.25/48,120.58
  6. Step 6: Final answer
    x = 22,261.75

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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.