Home / 55,018.90-82,519.17-15,566.23

Finding the Fourth Proportional to 55,018.90, 82,519.17 and 15,566.23

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Solution

The fourth proportional to 55,018.90, 82,519.17 and 15,566.23 is: 23,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,018.90 : 82,519.17 = 15,566.23 : x
  2. Step 2: Convert to fraction form
    55,018.90/82,519.17 = 15,566.23/x
  3. Step 3: Cross multiply
    55,018.90x = 82,519.17 × 15,566.23
  4. Step 4: Simplify right side
    55,018.90x = 1,284,512,379.63
  5. Step 5: Solve for x
    x = 1,284,512,379.63/55,018.90
  6. Step 6: Final answer
    x = 23,346.75

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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.