Home / 26,548.40-36,635.12-15,217.92

Finding the Fourth Proportional to 26,548.40, 36,635.12 and 15,217.92

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Solution

The fourth proportional to 26,548.40, 36,635.12 and 15,217.92 is: 20,999.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,548.40 : 36,635.12 = 15,217.92 : x
  2. Step 2: Convert to fraction form
    26,548.40/36,635.12 = 15,217.92/x
  3. Step 3: Cross multiply
    26,548.40x = 36,635.12 × 15,217.92
  4. Step 4: Simplify right side
    26,548.40x = 557,510,325.35
  5. Step 5: Solve for x
    x = 557,510,325.35/26,548.40
  6. Step 6: Final answer
    x = 20,999.77

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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.