Home / 24,772.78-34,186.20-13,442.26

Finding the Fourth Proportional to 24,772.78, 34,186.20 and 13,442.26

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Solution

The fourth proportional to 24,772.78, 34,186.20 and 13,442.26 is: 18,550.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,772.78 : 34,186.20 = 13,442.26 : x
  2. Step 2: Convert to fraction form
    24,772.78/34,186.20 = 13,442.26/x
  3. Step 3: Cross multiply
    24,772.78x = 34,186.20 × 13,442.26
  4. Step 4: Simplify right side
    24,772.78x = 459,539,788.81
  5. Step 5: Solve for x
    x = 459,539,788.81/24,772.78
  6. Step 6: Final answer
    x = 18,550.19

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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.