Home / 26,239.59-39,295.26-13,770.18

Finding the Fourth Proportional to 26,239.59, 39,295.26 and 13,770.18

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Solution

The fourth proportional to 26,239.59, 39,295.26 and 13,770.18 is: 20,621.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,239.59 : 39,295.26 = 13,770.18 : x
  2. Step 2: Convert to fraction form
    26,239.59/39,295.26 = 13,770.18/x
  3. Step 3: Cross multiply
    26,239.59x = 39,295.26 × 13,770.18
  4. Step 4: Simplify right side
    26,239.59x = 541,102,803.35
  5. Step 5: Solve for x
    x = 541,102,803.35/26,239.59
  6. Step 6: Final answer
    x = 20,621.62

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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.