Home / 38,405.46-52,954.20-26,311.74

Finding the Fourth Proportional to 38,405.46, 52,954.20 and 26,311.74

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Solution

The fourth proportional to 38,405.46, 52,954.20 and 26,311.74 is: 36,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,405.46 : 52,954.20 = 26,311.74 : x
  2. Step 2: Convert to fraction form
    38,405.46/52,954.20 = 26,311.74/x
  3. Step 3: Cross multiply
    38,405.46x = 52,954.20 × 26,311.74
  4. Step 4: Simplify right side
    38,405.46x = 1,393,317,142.31
  5. Step 5: Solve for x
    x = 1,393,317,142.31/38,405.46
  6. Step 6: Final answer
    x = 36,279.14

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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.