Home / 55,182.06-82,763.80-15,729.80

Finding the Fourth Proportional to 55,182.06, 82,763.80 and 15,729.80

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Solution

The fourth proportional to 55,182.06, 82,763.80 and 15,729.80 is: 23,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,182.06 : 82,763.80 = 15,729.80 : x
  2. Step 2: Convert to fraction form
    55,182.06/82,763.80 = 15,729.80/x
  3. Step 3: Cross multiply
    55,182.06x = 82,763.80 × 15,729.80
  4. Step 4: Simplify right side
    55,182.06x = 1,301,857,568.10
  5. Step 5: Solve for x
    x = 1,301,857,568.10/55,182.06
  6. Step 6: Final answer
    x = 23,592.04

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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.