Home / 36,675.20-55,007.40-10,382.60

Finding the Fourth Proportional to 36,675.20, 55,007.40 and 10,382.60

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Solution

The fourth proportional to 36,675.20, 55,007.40 and 10,382.60 is: 15,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,675.20 : 55,007.40 = 10,382.60 : x
  2. Step 2: Convert to fraction form
    36,675.20/55,007.40 = 10,382.60/x
  3. Step 3: Cross multiply
    36,675.20x = 55,007.40 × 10,382.60
  4. Step 4: Simplify right side
    36,675.20x = 571,119,831.24
  5. Step 5: Solve for x
    x = 571,119,831.24/36,675.20
  6. Step 6: Final answer
    x = 15,572.37

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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.