Home / 24,718.80-34,111.82-13,388.12

Finding the Fourth Proportional to 24,718.80, 34,111.82 and 13,388.12

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Solution

The fourth proportional to 24,718.80, 34,111.82 and 13,388.12 is: 18,475.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,718.80 : 34,111.82 = 13,388.12 : x
  2. Step 2: Convert to fraction form
    24,718.80/34,111.82 = 13,388.12/x
  3. Step 3: Cross multiply
    24,718.80x = 34,111.82 × 13,388.12
  4. Step 4: Simplify right side
    24,718.80x = 456,692,902.08
  5. Step 5: Solve for x
    x = 456,692,902.08/24,718.80
  6. Step 6: Final answer
    x = 18,475.53

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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.