Home / 52,024.68-78,040.55-18,286.60

Finding the Fourth Proportional to 52,024.68, 78,040.55 and 18,286.60

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Solution

The fourth proportional to 52,024.68, 78,040.55 and 18,286.60 is: 27,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,024.68 : 78,040.55 = 18,286.60 : x
  2. Step 2: Convert to fraction form
    52,024.68/78,040.55 = 18,286.60/x
  3. Step 3: Cross multiply
    52,024.68x = 78,040.55 × 18,286.60
  4. Step 4: Simplify right side
    52,024.68x = 1,427,096,321.63
  5. Step 5: Solve for x
    x = 1,427,096,321.63/52,024.68
  6. Step 6: Final answer
    x = 27,431.14

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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.