Home / 24,645.72-34,026.68-18,969.80

Finding the Fourth Proportional to 24,645.72, 34,026.68 and 18,969.80

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Solution

The fourth proportional to 24,645.72, 34,026.68 and 18,969.80 is: 26,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,645.72 : 34,026.68 = 18,969.80 : x
  2. Step 2: Convert to fraction form
    24,645.72/34,026.68 = 18,969.80/x
  3. Step 3: Cross multiply
    24,645.72x = 34,026.68 × 18,969.80
  4. Step 4: Simplify right side
    24,645.72x = 645,479,191.56
  5. Step 5: Solve for x
    x = 645,479,191.56/24,645.72
  6. Step 6: Final answer
    x = 26,190.32

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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.