Home / 12,034.25-16,607.90-7,255.72

Finding the Fourth Proportional to 12,034.25, 16,607.90 and 7,255.72

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Solution

The fourth proportional to 12,034.25, 16,607.90 and 7,255.72 is: 10,013.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034.25 : 16,607.90 = 7,255.72 : x
  2. Step 2: Convert to fraction form
    12,034.25/16,607.90 = 7,255.72/x
  3. Step 3: Cross multiply
    12,034.25x = 16,607.90 × 7,255.72
  4. Step 4: Simplify right side
    12,034.25x = 120,502,272.19
  5. Step 5: Solve for x
    x = 120,502,272.19/12,034.25
  6. Step 6: Final answer
    x = 10,013.28

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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.