Home / 16,675.26-23,012.45-9,121.14

Finding the Fourth Proportional to 16,675.26, 23,012.45 and 9,121.14

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Solution

The fourth proportional to 16,675.26, 23,012.45 and 9,121.14 is: 12,587.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,675.26 : 23,012.45 = 9,121.14 : x
  2. Step 2: Convert to fraction form
    16,675.26/23,012.45 = 9,121.14/x
  3. Step 3: Cross multiply
    16,675.26x = 23,012.45 × 9,121.14
  4. Step 4: Simplify right side
    16,675.26x = 209,899,778.19
  5. Step 5: Solve for x
    x = 209,899,778.19/16,675.26
  6. Step 6: Final answer
    x = 12,587.50

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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.