Home / 17,987.22-24,808.41-15,972.75

Finding the Fourth Proportional to 17,987.22, 24,808.41 and 15,972.75

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Solution

The fourth proportional to 17,987.22, 24,808.41 and 15,972.75 is: 22,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,987.22 : 24,808.41 = 15,972.75 : x
  2. Step 2: Convert to fraction form
    17,987.22/24,808.41 = 15,972.75/x
  3. Step 3: Cross multiply
    17,987.22x = 24,808.41 × 15,972.75
  4. Step 4: Simplify right side
    17,987.22x = 396,258,530.83
  5. Step 5: Solve for x
    x = 396,258,530.83/17,987.22
  6. Step 6: Final answer
    x = 22,030.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.