Home / 12,625.85-17,423.22-6,883.18

Finding the Fourth Proportional to 12,625.85, 17,423.22 and 6,883.18

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Solution

The fourth proportional to 12,625.85, 17,423.22 and 6,883.18 is: 9,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.85 : 17,423.22 = 6,883.18 : x
  2. Step 2: Convert to fraction form
    12,625.85/17,423.22 = 6,883.18/x
  3. Step 3: Cross multiply
    12,625.85x = 17,423.22 × 6,883.18
  4. Step 4: Simplify right side
    12,625.85x = 119,927,254.52
  5. Step 5: Solve for x
    x = 119,927,254.52/12,625.85
  6. Step 6: Final answer
    x = 9,498.55

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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.