Home / 24,768.74-34,181.46-13,438.72

Finding the Fourth Proportional to 24,768.74, 34,181.46 and 13,438.72

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Solution

The fourth proportional to 24,768.74, 34,181.46 and 13,438.72 is: 18,545.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,768.74 : 34,181.46 = 13,438.72 : x
  2. Step 2: Convert to fraction form
    24,768.74/34,181.46 = 13,438.72/x
  3. Step 3: Cross multiply
    24,768.74x = 34,181.46 × 13,438.72
  4. Step 4: Simplify right side
    24,768.74x = 459,355,070.13
  5. Step 5: Solve for x
    x = 459,355,070.13/24,768.74
  6. Step 6: Final answer
    x = 18,545.76

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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.