Home / 40,307.92-55,629-23,542.48

Finding the Fourth Proportional to 40,307.92, 55,629 and 23,542.48

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Solution

The fourth proportional to 40,307.92, 55,629 and 23,542.48 is: 32,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,307.92 : 55,629 = 23,542.48 : x
  2. Step 2: Convert to fraction form
    40,307.92/55,629 = 23,542.48/x
  3. Step 3: Cross multiply
    40,307.92x = 55,629 × 23,542.48
  4. Step 4: Simplify right side
    40,307.92x = 1,309,644,619.92
  5. Step 5: Solve for x
    x = 1,309,644,619.92/40,307.92
  6. Step 6: Final answer
    x = 32,491.00

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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.