Home / 12,340.29-17,029.53-6,675.02

Finding the Fourth Proportional to 12,340.29, 17,029.53 and 6,675.02

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Solution

The fourth proportional to 12,340.29, 17,029.53 and 6,675.02 is: 9,211.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,340.29 : 17,029.53 = 6,675.02 : x
  2. Step 2: Convert to fraction form
    12,340.29/17,029.53 = 6,675.02/x
  3. Step 3: Cross multiply
    12,340.29x = 17,029.53 × 6,675.02
  4. Step 4: Simplify right side
    12,340.29x = 113,672,374.77
  5. Step 5: Solve for x
    x = 113,672,374.77/12,340.29
  6. Step 6: Final answer
    x = 9,211.49

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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.