Home / 29,222.57-40,295.43-18,598.61

Finding the Fourth Proportional to 29,222.57, 40,295.43 and 18,598.61

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Solution

The fourth proportional to 29,222.57, 40,295.43 and 18,598.61 is: 25,645.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,222.57 : 40,295.43 = 18,598.61 : x
  2. Step 2: Convert to fraction form
    29,222.57/40,295.43 = 18,598.61/x
  3. Step 3: Cross multiply
    29,222.57x = 40,295.43 × 18,598.61
  4. Step 4: Simplify right side
    29,222.57x = 749,438,785.88
  5. Step 5: Solve for x
    x = 749,438,785.88/29,222.57
  6. Step 6: Final answer
    x = 25,645.89

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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.