Home / 24,979.45-34,471.71-13,649.05

Finding the Fourth Proportional to 24,979.45, 34,471.71 and 13,649.05

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Solution

The fourth proportional to 24,979.45, 34,471.71 and 13,649.05 is: 18,835.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,979.45 : 34,471.71 = 13,649.05 : x
  2. Step 2: Convert to fraction form
    24,979.45/34,471.71 = 13,649.05/x
  3. Step 3: Cross multiply
    24,979.45x = 34,471.71 × 13,649.05
  4. Step 4: Simplify right side
    24,979.45x = 470,506,093.38
  5. Step 5: Solve for x
    x = 470,506,093.38/24,979.45
  6. Step 6: Final answer
    x = 18,835.73

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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.