Home / 40,723.52-56,201.12-22,817.92

Finding the Fourth Proportional to 40,723.52, 56,201.12 and 22,817.92

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Solution

The fourth proportional to 40,723.52, 56,201.12 and 22,817.92 is: 31,490.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,723.52 : 56,201.12 = 22,817.92 : x
  2. Step 2: Convert to fraction form
    40,723.52/56,201.12 = 22,817.92/x
  3. Step 3: Cross multiply
    40,723.52x = 56,201.12 × 22,817.92
  4. Step 4: Simplify right side
    40,723.52x = 1,282,392,660.07
  5. Step 5: Solve for x
    x = 1,282,392,660.07/40,723.52
  6. Step 6: Final answer
    x = 31,490.22

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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.