Home / 40,376.52-55,718.67-22,470.42

Finding the Fourth Proportional to 40,376.52, 55,718.67 and 22,470.42

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Solution

The fourth proportional to 40,376.52, 55,718.67 and 22,470.42 is: 31,008.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376.52 : 55,718.67 = 22,470.42 : x
  2. Step 2: Convert to fraction form
    40,376.52/55,718.67 = 22,470.42/x
  3. Step 3: Cross multiply
    40,376.52x = 55,718.67 × 22,470.42
  4. Step 4: Simplify right side
    40,376.52x = 1,252,021,916.74
  5. Step 5: Solve for x
    x = 1,252,021,916.74/40,376.52
  6. Step 6: Final answer
    x = 31,008.66

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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.