Home / 12,575.93-17,354.66-7,270.63

Finding the Fourth Proportional to 12,575.93, 17,354.66 and 7,270.63

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Solution

The fourth proportional to 12,575.93, 17,354.66 and 7,270.63 is: 10,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575.93 : 17,354.66 = 7,270.63 : x
  2. Step 2: Convert to fraction form
    12,575.93/17,354.66 = 7,270.63/x
  3. Step 3: Cross multiply
    12,575.93x = 17,354.66 × 7,270.63
  4. Step 4: Simplify right side
    12,575.93x = 126,179,231.90
  5. Step 5: Solve for x
    x = 126,179,231.90/12,575.93
  6. Step 6: Final answer
    x = 10,033.40

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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.