Home / 26,670.97-40,031.56-13,532.77

Finding the Fourth Proportional to 26,670.97, 40,031.56 and 13,532.77

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Solution

The fourth proportional to 26,670.97, 40,031.56 and 13,532.77 is: 20,311.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.97 : 40,031.56 = 13,532.77 : x
  2. Step 2: Convert to fraction form
    26,670.97/40,031.56 = 13,532.77/x
  3. Step 3: Cross multiply
    26,670.97x = 40,031.56 × 13,532.77
  4. Step 4: Simplify right side
    26,670.97x = 541,737,811.06
  5. Step 5: Solve for x
    x = 541,737,811.06/26,670.97
  6. Step 6: Final answer
    x = 20,311.89

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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.