Home / 40,892.28-56,432.30-22,743.16

Finding the Fourth Proportional to 40,892.28, 56,432.30 and 22,743.16

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Solution

The fourth proportional to 40,892.28, 56,432.30 and 22,743.16 is: 31,386.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,892.28 : 56,432.30 = 22,743.16 : x
  2. Step 2: Convert to fraction form
    40,892.28/56,432.30 = 22,743.16/x
  3. Step 3: Cross multiply
    40,892.28x = 56,432.30 × 22,743.16
  4. Step 4: Simplify right side
    40,892.28x = 1,283,448,828.07
  5. Step 5: Solve for x
    x = 1,283,448,828.07/40,892.28
  6. Step 6: Final answer
    x = 31,386.09

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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.