Home / 26,156.70-36,096.39-15,402.04

Finding the Fourth Proportional to 26,156.70, 36,096.39 and 15,402.04

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Solution

The fourth proportional to 26,156.70, 36,096.39 and 15,402.04 is: 21,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.70 : 36,096.39 = 15,402.04 : x
  2. Step 2: Convert to fraction form
    26,156.70/36,096.39 = 15,402.04/x
  3. Step 3: Cross multiply
    26,156.70x = 36,096.39 × 15,402.04
  4. Step 4: Simplify right side
    26,156.70x = 555,957,952.39
  5. Step 5: Solve for x
    x = 555,957,952.39/26,156.70
  6. Step 6: Final answer
    x = 21,254.90

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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.