Home / 28,851.74-43,279.58-17,022.80

Finding the Fourth Proportional to 28,851.74, 43,279.58 and 17,022.80

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Solution

The fourth proportional to 28,851.74, 43,279.58 and 17,022.80 is: 25,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,851.74 : 43,279.58 = 17,022.80 : x
  2. Step 2: Convert to fraction form
    28,851.74/43,279.58 = 17,022.80/x
  3. Step 3: Cross multiply
    28,851.74x = 43,279.58 × 17,022.80
  4. Step 4: Simplify right side
    28,851.74x = 736,739,634.42
  5. Step 5: Solve for x
    x = 736,739,634.42/28,851.74
  6. Step 6: Final answer
    x = 25,535.36

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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.