Home / 17,130.47-25,658.82-8,346.96

Finding the Fourth Proportional to 17,130.47, 25,658.82 and 8,346.96

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Solution

The fourth proportional to 17,130.47, 25,658.82 and 8,346.96 is: 12,502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.47 : 25,658.82 = 8,346.96 : x
  2. Step 2: Convert to fraction form
    17,130.47/25,658.82 = 8,346.96/x
  3. Step 3: Cross multiply
    17,130.47x = 25,658.82 × 8,346.96
  4. Step 4: Simplify right side
    17,130.47x = 214,173,144.19
  5. Step 5: Solve for x
    x = 214,173,144.19/17,130.47
  6. Step 6: Final answer
    x = 12,502.47

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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.