Home / 26,498.70-36,570.24-15,171.76

Finding the Fourth Proportional to 26,498.70, 36,570.24 and 15,171.76

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Solution

The fourth proportional to 26,498.70, 36,570.24 and 15,171.76 is: 20,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,498.70 : 36,570.24 = 15,171.76 : x
  2. Step 2: Convert to fraction form
    26,498.70/36,570.24 = 15,171.76/x
  3. Step 3: Cross multiply
    26,498.70x = 36,570.24 × 15,171.76
  4. Step 4: Simplify right side
    26,498.70x = 554,834,904.42
  5. Step 5: Solve for x
    x = 554,834,904.42/26,498.70
  6. Step 6: Final answer
    x = 20,938.19

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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.