Home / 38,232.77-52,761.20-21,238.59

Finding the Fourth Proportional to 38,232.77, 52,761.20 and 21,238.59

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Solution

The fourth proportional to 38,232.77, 52,761.20 and 21,238.59 is: 29,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,232.77 : 52,761.20 = 21,238.59 : x
  2. Step 2: Convert to fraction form
    38,232.77/52,761.20 = 21,238.59/x
  3. Step 3: Cross multiply
    38,232.77x = 52,761.20 × 21,238.59
  4. Step 4: Simplify right side
    38,232.77x = 1,120,573,494.71
  5. Step 5: Solve for x
    x = 1,120,573,494.71/38,232.77
  6. Step 6: Final answer
    x = 29,309.24

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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.