Home / 48,065.60-72,086.76-13,005.44

Finding the Fourth Proportional to 48,065.60, 72,086.76 and 13,005.44

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Solution

The fourth proportional to 48,065.60, 72,086.76 and 13,005.44 is: 19,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,065.60 : 72,086.76 = 13,005.44 : x
  2. Step 2: Convert to fraction form
    48,065.60/72,086.76 = 13,005.44/x
  3. Step 3: Cross multiply
    48,065.60x = 72,086.76 × 13,005.44
  4. Step 4: Simplify right side
    48,065.60x = 937,520,031.97
  5. Step 5: Solve for x
    x = 937,520,031.97/48,065.60
  6. Step 6: Final answer
    x = 19,505.01

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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.