Home / 55,271.43-82,923.28-17,830.73

Finding the Fourth Proportional to 55,271.43, 82,923.28 and 17,830.73

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Solution

The fourth proportional to 55,271.43, 82,923.28 and 17,830.73 is: 26,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,271.43 : 82,923.28 = 17,830.73 : x
  2. Step 2: Convert to fraction form
    55,271.43/82,923.28 = 17,830.73/x
  3. Step 3: Cross multiply
    55,271.43x = 82,923.28 × 17,830.73
  4. Step 4: Simplify right side
    55,271.43x = 1,478,582,779.13
  5. Step 5: Solve for x
    x = 1,478,582,779.13/55,271.43
  6. Step 6: Final answer
    x = 26,751.30

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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.