Home / 38,958.28-58,276.14-31,182.28

Finding the Fourth Proportional to 38,958.28, 58,276.14 and 31,182.28

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Solution

The fourth proportional to 38,958.28, 58,276.14 and 31,182.28 is: 46,644.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,958.28 : 58,276.14 = 31,182.28 : x
  2. Step 2: Convert to fraction form
    38,958.28/58,276.14 = 31,182.28/x
  3. Step 3: Cross multiply
    38,958.28x = 58,276.14 × 31,182.28
  4. Step 4: Simplify right side
    38,958.28x = 1,817,182,914.80
  5. Step 5: Solve for x
    x = 1,817,182,914.80/38,958.28
  6. Step 6: Final answer
    x = 46,644.33

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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.