Home / 55,126.46-82,690.60-15,684.58

Finding the Fourth Proportional to 55,126.46, 82,690.60 and 15,684.58

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Solution

The fourth proportional to 55,126.46, 82,690.60 and 15,684.58 is: 23,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,126.46 : 82,690.60 = 15,684.58 : x
  2. Step 2: Convert to fraction form
    55,126.46/82,690.60 = 15,684.58/x
  3. Step 3: Cross multiply
    55,126.46x = 82,690.60 × 15,684.58
  4. Step 4: Simplify right side
    55,126.46x = 1,296,967,330.95
  5. Step 5: Solve for x
    x = 1,296,967,330.95/55,126.46
  6. Step 6: Final answer
    x = 23,527.13

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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.