Home / 29,289.02-40,437.22-22,561.96

Finding the Fourth Proportional to 29,289.02, 40,437.22 and 22,561.96

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Solution

The fourth proportional to 29,289.02, 40,437.22 and 22,561.96 is: 31,149.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,289.02 : 40,437.22 = 22,561.96 : x
  2. Step 2: Convert to fraction form
    29,289.02/40,437.22 = 22,561.96/x
  3. Step 3: Cross multiply
    29,289.02x = 40,437.22 × 22,561.96
  4. Step 4: Simplify right side
    29,289.02x = 912,342,940.15
  5. Step 5: Solve for x
    x = 912,342,940.15/29,289.02
  6. Step 6: Final answer
    x = 31,149.66

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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.