Home / 37,972.80-56,959.20-10,270.80

Finding the Fourth Proportional to 37,972.80, 56,959.20 and 10,270.80

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Solution

The fourth proportional to 37,972.80, 56,959.20 and 10,270.80 is: 15,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972.80 : 56,959.20 = 10,270.80 : x
  2. Step 2: Convert to fraction form
    37,972.80/56,959.20 = 10,270.80/x
  3. Step 3: Cross multiply
    37,972.80x = 56,959.20 × 10,270.80
  4. Step 4: Simplify right side
    37,972.80x = 585,016,551.36
  5. Step 5: Solve for x
    x = 585,016,551.36/37,972.80
  6. Step 6: Final answer
    x = 15,406.20

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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.