Home / 40,376.45-55,718.95-22,471.46

Finding the Fourth Proportional to 40,376.45, 55,718.95 and 22,471.46

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Solution

The fourth proportional to 40,376.45, 55,718.95 and 22,471.46 is: 31,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376.45 : 55,718.95 = 22,471.46 : x
  2. Step 2: Convert to fraction form
    40,376.45/55,718.95 = 22,471.46/x
  3. Step 3: Cross multiply
    40,376.45x = 55,718.95 × 22,471.46
  4. Step 4: Simplify right side
    40,376.45x = 1,252,086,156.17
  5. Step 5: Solve for x
    x = 1,252,086,156.17/40,376.45
  6. Step 6: Final answer
    x = 31,010.31

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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.