Home / 48,375.18-72,560.88-13,313.88

Finding the Fourth Proportional to 48,375.18, 72,560.88 and 13,313.88

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Solution

The fourth proportional to 48,375.18, 72,560.88 and 13,313.88 is: 19,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,375.18 : 72,560.88 = 13,313.88 : x
  2. Step 2: Convert to fraction form
    48,375.18/72,560.88 = 13,313.88/x
  3. Step 3: Cross multiply
    48,375.18x = 72,560.88 × 13,313.88
  4. Step 4: Simplify right side
    48,375.18x = 966,066,849.01
  5. Step 5: Solve for x
    x = 966,066,849.01/48,375.18
  6. Step 6: Final answer
    x = 19,970.30

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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.