Home / 40,791.48-56,293.10-22,887.78

Finding the Fourth Proportional to 40,791.48, 56,293.10 and 22,887.78

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Solution

The fourth proportional to 40,791.48, 56,293.10 and 22,887.78 is: 31,585.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,791.48 : 56,293.10 = 22,887.78 : x
  2. Step 2: Convert to fraction form
    40,791.48/56,293.10 = 22,887.78/x
  3. Step 3: Cross multiply
    40,791.48x = 56,293.10 × 22,887.78
  4. Step 4: Simplify right side
    40,791.48x = 1,288,424,088.32
  5. Step 5: Solve for x
    x = 1,288,424,088.32/40,791.48
  6. Step 6: Final answer
    x = 31,585.62

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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.