Home / 40,472.02-55,851.58-22,567.78

Finding the Fourth Proportional to 40,472.02, 55,851.58 and 22,567.78

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Solution

The fourth proportional to 40,472.02, 55,851.58 and 22,567.78 is: 31,143.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,472.02 : 55,851.58 = 22,567.78 : x
  2. Step 2: Convert to fraction form
    40,472.02/55,851.58 = 22,567.78/x
  3. Step 3: Cross multiply
    40,472.02x = 55,851.58 × 22,567.78
  4. Step 4: Simplify right side
    40,472.02x = 1,260,446,170.09
  5. Step 5: Solve for x
    x = 1,260,446,170.09/40,472.02
  6. Step 6: Final answer
    x = 31,143.64

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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.