Home / 24,930.79-34,403.86-13,600.55

Finding the Fourth Proportional to 24,930.79, 34,403.86 and 13,600.55

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Solution

The fourth proportional to 24,930.79, 34,403.86 and 13,600.55 is: 18,768.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,930.79 : 34,403.86 = 13,600.55 : x
  2. Step 2: Convert to fraction form
    24,930.79/34,403.86 = 13,600.55/x
  3. Step 3: Cross multiply
    24,930.79x = 34,403.86 × 13,600.55
  4. Step 4: Simplify right side
    24,930.79x = 467,911,418.12
  5. Step 5: Solve for x
    x = 467,911,418.12/24,930.79
  6. Step 6: Final answer
    x = 18,768.42

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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.