Home / 40,947.68-56,508-23,042.96

Finding the Fourth Proportional to 40,947.68, 56,508 and 23,042.96

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Solution

The fourth proportional to 40,947.68, 56,508 and 23,042.96 is: 31,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,947.68 : 56,508 = 23,042.96 : x
  2. Step 2: Convert to fraction form
    40,947.68/56,508 = 23,042.96/x
  3. Step 3: Cross multiply
    40,947.68x = 56,508 × 23,042.96
  4. Step 4: Simplify right side
    40,947.68x = 1,302,111,583.68
  5. Step 5: Solve for x
    x = 1,302,111,583.68/40,947.68
  6. Step 6: Final answer
    x = 31,799.40

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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.