Home / 26,601.78-39,927.39-13,463.46

Finding the Fourth Proportional to 26,601.78, 39,927.39 and 13,463.46

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Solution

The fourth proportional to 26,601.78, 39,927.39 and 13,463.46 is: 20,207.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,601.78 : 39,927.39 = 13,463.46 : x
  2. Step 2: Convert to fraction form
    26,601.78/39,927.39 = 13,463.46/x
  3. Step 3: Cross multiply
    26,601.78x = 39,927.39 × 13,463.46
  4. Step 4: Simplify right side
    26,601.78x = 537,560,818.17
  5. Step 5: Solve for x
    x = 537,560,818.17/26,601.78
  6. Step 6: Final answer
    x = 20,207.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.