Home / 24,981.31-34,474.31-13,650.63

Finding the Fourth Proportional to 24,981.31, 34,474.31 and 13,650.63

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Solution

The fourth proportional to 24,981.31, 34,474.31 and 13,650.63 is: 18,837.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,981.31 : 34,474.31 = 13,650.63 : x
  2. Step 2: Convert to fraction form
    24,981.31/34,474.31 = 13,650.63/x
  3. Step 3: Cross multiply
    24,981.31x = 34,474.31 × 13,650.63
  4. Step 4: Simplify right side
    24,981.31x = 470,595,903.97
  5. Step 5: Solve for x
    x = 470,595,903.97/24,981.31
  6. Step 6: Final answer
    x = 18,837.92

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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.