Home / 40,443.99-55,812.75-22,538.59

Finding the Fourth Proportional to 40,443.99, 55,812.75 and 22,538.59

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Solution

The fourth proportional to 40,443.99, 55,812.75 and 22,538.59 is: 31,103.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,443.99 : 55,812.75 = 22,538.59 : x
  2. Step 2: Convert to fraction form
    40,443.99/55,812.75 = 22,538.59/x
  3. Step 3: Cross multiply
    40,443.99x = 55,812.75 × 22,538.59
  4. Step 4: Simplify right side
    40,443.99x = 1,257,940,689.02
  5. Step 5: Solve for x
    x = 1,257,940,689.02/40,443.99
  6. Step 6: Final answer
    x = 31,103.28

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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.