Home / 52,031.45-71,743.54-38,439.16

Finding the Fourth Proportional to 52,031.45, 71,743.54 and 38,439.16

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Solution

The fourth proportional to 52,031.45, 71,743.54 and 38,439.16 is: 53,001.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,031.45 : 71,743.54 = 38,439.16 : x
  2. Step 2: Convert to fraction form
    52,031.45/71,743.54 = 38,439.16/x
  3. Step 3: Cross multiply
    52,031.45x = 71,743.54 × 38,439.16
  4. Step 4: Simplify right side
    52,031.45x = 2,757,761,054.31
  5. Step 5: Solve for x
    x = 2,757,761,054.31/52,031.45
  6. Step 6: Final answer
    x = 53,001.82

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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.