Home / 13,448.18-20,177.82-5,947.80

Finding the Fourth Proportional to 13,448.18, 20,177.82 and 5,947.80

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Solution

The fourth proportional to 13,448.18, 20,177.82 and 5,947.80 is: 8,924.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.18 : 20,177.82 = 5,947.80 : x
  2. Step 2: Convert to fraction form
    13,448.18/20,177.82 = 5,947.80/x
  3. Step 3: Cross multiply
    13,448.18x = 20,177.82 × 5,947.80
  4. Step 4: Simplify right side
    13,448.18x = 120,013,637.80
  5. Step 5: Solve for x
    x = 120,013,637.80/13,448.18
  6. Step 6: Final answer
    x = 8,924.15

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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.