Home / 48,065.76-66,318.48-29,203.20

Finding the Fourth Proportional to 48,065.76, 66,318.48 and 29,203.20

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Solution

The fourth proportional to 48,065.76, 66,318.48 and 29,203.20 is: 40,292.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,065.76 : 66,318.48 = 29,203.20 : x
  2. Step 2: Convert to fraction form
    48,065.76/66,318.48 = 29,203.20/x
  3. Step 3: Cross multiply
    48,065.76x = 66,318.48 × 29,203.20
  4. Step 4: Simplify right side
    48,065.76x = 1,936,711,835.14
  5. Step 5: Solve for x
    x = 1,936,711,835.14/48,065.76
  6. Step 6: Final answer
    x = 40,292.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.