Home / 26,495.91-36,561.42-15,168.42

Finding the Fourth Proportional to 26,495.91, 36,561.42 and 15,168.42

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Solution

The fourth proportional to 26,495.91, 36,561.42 and 15,168.42 is: 20,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,495.91 : 36,561.42 = 15,168.42 : x
  2. Step 2: Convert to fraction form
    26,495.91/36,561.42 = 15,168.42/x
  3. Step 3: Cross multiply
    26,495.91x = 36,561.42 × 15,168.42
  4. Step 4: Simplify right side
    26,495.91x = 554,578,974.36
  5. Step 5: Solve for x
    x = 554,578,974.36/26,495.91
  6. Step 6: Final answer
    x = 20,930.74

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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.