Home / 38,122.98-52,628.30-25,383.70

Finding the Fourth Proportional to 38,122.98, 52,628.30 and 25,383.70

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Solution

The fourth proportional to 38,122.98, 52,628.30 and 25,383.70 is: 35,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122.98 : 52,628.30 = 25,383.70 : x
  2. Step 2: Convert to fraction form
    38,122.98/52,628.30 = 25,383.70/x
  3. Step 3: Cross multiply
    38,122.98x = 52,628.30 × 25,383.70
  4. Step 4: Simplify right side
    38,122.98x = 1,335,900,978.71
  5. Step 5: Solve for x
    x = 1,335,900,978.71/38,122.98
  6. Step 6: Final answer
    x = 35,041.88

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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.