Home / 53,138.66-73,330.46-29,267.55

Finding the Fourth Proportional to 53,138.66, 73,330.46 and 29,267.55

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Solution

The fourth proportional to 53,138.66, 73,330.46 and 29,267.55 is: 40,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,138.66 : 73,330.46 = 29,267.55 : x
  2. Step 2: Convert to fraction form
    53,138.66/73,330.46 = 29,267.55/x
  3. Step 3: Cross multiply
    53,138.66x = 73,330.46 × 29,267.55
  4. Step 4: Simplify right side
    53,138.66x = 2,146,202,758.24
  5. Step 5: Solve for x
    x = 2,146,202,758.24/53,138.66
  6. Step 6: Final answer
    x = 40,388.73

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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.