Home / 40,787.71-56,287.91-22,884.01

Finding the Fourth Proportional to 40,787.71, 56,287.91 and 22,884.01

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Solution

The fourth proportional to 40,787.71, 56,287.91 and 22,884.01 is: 31,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,787.71 : 56,287.91 = 22,884.01 : x
  2. Step 2: Convert to fraction form
    40,787.71/56,287.91 = 22,884.01/x
  3. Step 3: Cross multiply
    40,787.71x = 56,287.91 × 22,884.01
  4. Step 4: Simplify right side
    40,787.71x = 1,288,093,095.32
  5. Step 5: Solve for x
    x = 1,288,093,095.32/40,787.71
  6. Step 6: Final answer
    x = 31,580.42

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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.