Home / 26,586.34-39,841.35-20,635.30

Finding the Fourth Proportional to 26,586.34, 39,841.35 and 20,635.30

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Solution

The fourth proportional to 26,586.34, 39,841.35 and 20,635.30 is: 30,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,586.34 : 39,841.35 = 20,635.30 : x
  2. Step 2: Convert to fraction form
    26,586.34/39,841.35 = 20,635.30/x
  3. Step 3: Cross multiply
    26,586.34x = 39,841.35 × 20,635.30
  4. Step 4: Simplify right side
    26,586.34x = 822,138,209.66
  5. Step 5: Solve for x
    x = 822,138,209.66/26,586.34
  6. Step 6: Final answer
    x = 30,923.33

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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.