Home / 52,284.64-78,427.22-12,841.78

Finding the Fourth Proportional to 52,284.64, 78,427.22 and 12,841.78

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Solution

The fourth proportional to 52,284.64, 78,427.22 and 12,841.78 is: 19,262.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,284.64 : 78,427.22 = 12,841.78 : x
  2. Step 2: Convert to fraction form
    52,284.64/78,427.22 = 12,841.78/x
  3. Step 3: Cross multiply
    52,284.64x = 78,427.22 × 12,841.78
  4. Step 4: Simplify right side
    52,284.64x = 1,007,145,105.25
  5. Step 5: Solve for x
    x = 1,007,145,105.25/52,284.64
  6. Step 6: Final answer
    x = 19,262.73

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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.