Home / 17,287.02-25,928.10-9,867.42

Finding the Fourth Proportional to 17,287.02, 25,928.10 and 9,867.42

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Solution

The fourth proportional to 17,287.02, 25,928.10 and 9,867.42 is: 14,799.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,287.02 : 25,928.10 = 9,867.42 : x
  2. Step 2: Convert to fraction form
    17,287.02/25,928.10 = 9,867.42/x
  3. Step 3: Cross multiply
    17,287.02x = 25,928.10 × 9,867.42
  4. Step 4: Simplify right side
    17,287.02x = 255,843,452.50
  5. Step 5: Solve for x
    x = 255,843,452.50/17,287.02
  6. Step 6: Final answer
    x = 14,799.74

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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.