Home / 43,792.95-65,686.68-17,478.78

Finding the Fourth Proportional to 43,792.95, 65,686.68 and 17,478.78

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Solution

The fourth proportional to 43,792.95, 65,686.68 and 17,478.78 is: 26,217.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,792.95 : 65,686.68 = 17,478.78 : x
  2. Step 2: Convert to fraction form
    43,792.95/65,686.68 = 17,478.78/x
  3. Step 3: Cross multiply
    43,792.95x = 65,686.68 × 17,478.78
  4. Step 4: Simplify right side
    43,792.95x = 1,148,122,700.22
  5. Step 5: Solve for x
    x = 1,148,122,700.22/43,792.95
  6. Step 6: Final answer
    x = 26,217.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.