Home / 38,285.24-52,835.39-21,291.20

Finding the Fourth Proportional to 38,285.24, 52,835.39 and 21,291.20

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Solution

The fourth proportional to 38,285.24, 52,835.39 and 21,291.20 is: 29,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,285.24 : 52,835.39 = 21,291.20 : x
  2. Step 2: Convert to fraction form
    38,285.24/52,835.39 = 21,291.20/x
  3. Step 3: Cross multiply
    38,285.24x = 52,835.39 × 21,291.20
  4. Step 4: Simplify right side
    38,285.24x = 1,124,928,855.57
  5. Step 5: Solve for x
    x = 1,124,928,855.57/38,285.24
  6. Step 6: Final answer
    x = 29,382.83

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Find fourth proportional to 38,286.24, 52,836.77 and 21,292.20
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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.