Home / 12,847.80-19,278.99-5,062.08

Finding the Fourth Proportional to 12,847.80, 19,278.99 and 5,062.08

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Solution

The fourth proportional to 12,847.80, 19,278.99 and 5,062.08 is: 7,595.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847.80 : 19,278.99 = 5,062.08 : x
  2. Step 2: Convert to fraction form
    12,847.80/19,278.99 = 5,062.08/x
  3. Step 3: Cross multiply
    12,847.80x = 19,278.99 × 5,062.08
  4. Step 4: Simplify right side
    12,847.80x = 97,591,789.70
  5. Step 5: Solve for x
    x = 97,591,789.70/12,847.80
  6. Step 6: Final answer
    x = 7,595.99

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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.