Home / 53,947.60-80,921.40-17,006.80

Finding the Fourth Proportional to 53,947.60, 80,921.40 and 17,006.80

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Solution

The fourth proportional to 53,947.60, 80,921.40 and 17,006.80 is: 25,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,947.60 : 80,921.40 = 17,006.80 : x
  2. Step 2: Convert to fraction form
    53,947.60/80,921.40 = 17,006.80/x
  3. Step 3: Cross multiply
    53,947.60x = 80,921.40 × 17,006.80
  4. Step 4: Simplify right side
    53,947.60x = 1,376,214,065.52
  5. Step 5: Solve for x
    x = 1,376,214,065.52/53,947.60
  6. Step 6: Final answer
    x = 25,510.20

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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.