Home / 26,498.20-36,557.16-15,161.64

Finding the Fourth Proportional to 26,498.20, 36,557.16 and 15,161.64

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Solution

The fourth proportional to 26,498.20, 36,557.16 and 15,161.64 is: 20,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,498.20 : 36,557.16 = 15,161.64 : x
  2. Step 2: Convert to fraction form
    26,498.20/36,557.16 = 15,161.64/x
  3. Step 3: Cross multiply
    26,498.20x = 36,557.16 × 15,161.64
  4. Step 4: Simplify right side
    26,498.20x = 554,266,499.34
  5. Step 5: Solve for x
    x = 554,266,499.34/26,498.20
  6. Step 6: Final answer
    x = 20,917.14

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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.