Home / 40,400.52-55,757-23,647.56

Finding the Fourth Proportional to 40,400.52, 55,757 and 23,647.56

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Solution

The fourth proportional to 40,400.52, 55,757 and 23,647.56 is: 32,636.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,400.52 : 55,757 = 23,647.56 : x
  2. Step 2: Convert to fraction form
    40,400.52/55,757 = 23,647.56/x
  3. Step 3: Cross multiply
    40,400.52x = 55,757 × 23,647.56
  4. Step 4: Simplify right side
    40,400.52x = 1,318,517,002.92
  5. Step 5: Solve for x
    x = 1,318,517,002.92/40,400.52
  6. Step 6: Final answer
    x = 32,636.14

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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.