Home / 24,718.66-34,111.58-13,387.90

Finding the Fourth Proportional to 24,718.66, 34,111.58 and 13,387.90

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Solution

The fourth proportional to 24,718.66, 34,111.58 and 13,387.90 is: 18,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,718.66 : 34,111.58 = 13,387.90 : x
  2. Step 2: Convert to fraction form
    24,718.66/34,111.58 = 13,387.90/x
  3. Step 3: Cross multiply
    24,718.66x = 34,111.58 × 13,387.90
  4. Step 4: Simplify right side
    24,718.66x = 456,682,421.88
  5. Step 5: Solve for x
    x = 456,682,421.88/24,718.66
  6. Step 6: Final answer
    x = 18,475.21

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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.