Home / 12,348.95-17,044.85-7,630.57

Finding the Fourth Proportional to 12,348.95, 17,044.85 and 7,630.57

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Solution

The fourth proportional to 12,348.95, 17,044.85 and 7,630.57 is: 10,532.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348.95 : 17,044.85 = 7,630.57 : x
  2. Step 2: Convert to fraction form
    12,348.95/17,044.85 = 7,630.57/x
  3. Step 3: Cross multiply
    12,348.95x = 17,044.85 × 7,630.57
  4. Step 4: Simplify right side
    12,348.95x = 130,061,797.69
  5. Step 5: Solve for x
    x = 130,061,797.69/12,348.95
  6. Step 6: Final answer
    x = 10,532.22

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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.