Home / 17,928.25-24,698.16-12,540.63

Finding the Fourth Proportional to 17,928.25, 24,698.16 and 12,540.63

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Solution

The fourth proportional to 17,928.25, 24,698.16 and 12,540.63 is: 17,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.25 : 24,698.16 = 12,540.63 : x
  2. Step 2: Convert to fraction form
    17,928.25/24,698.16 = 12,540.63/x
  3. Step 3: Cross multiply
    17,928.25x = 24,698.16 × 12,540.63
  4. Step 4: Simplify right side
    17,928.25x = 309,730,486.24
  5. Step 5: Solve for x
    x = 309,730,486.24/17,928.25
  6. Step 6: Final answer
    x = 17,276.11

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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.