Home / 40,368.16-55,708.80-22,463.92

Finding the Fourth Proportional to 40,368.16, 55,708.80 and 22,463.92

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Solution

The fourth proportional to 40,368.16, 55,708.80 and 22,463.92 is: 31,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,368.16 : 55,708.80 = 22,463.92 : x
  2. Step 2: Convert to fraction form
    40,368.16/55,708.80 = 22,463.92/x
  3. Step 3: Cross multiply
    40,368.16x = 55,708.80 × 22,463.92
  4. Step 4: Simplify right side
    40,368.16x = 1,251,438,026.50
  5. Step 5: Solve for x
    x = 1,251,438,026.50/40,368.16
  6. Step 6: Final answer
    x = 31,000.62

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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.