Home / 16,764.49-23,135.57-9,211.52

Finding the Fourth Proportional to 16,764.49, 23,135.57 and 9,211.52

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Solution

The fourth proportional to 16,764.49, 23,135.57 and 9,211.52 is: 12,712.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.49 : 23,135.57 = 9,211.52 : x
  2. Step 2: Convert to fraction form
    16,764.49/23,135.57 = 9,211.52/x
  3. Step 3: Cross multiply
    16,764.49x = 23,135.57 × 9,211.52
  4. Step 4: Simplify right side
    16,764.49x = 213,113,863.91
  5. Step 5: Solve for x
    x = 213,113,863.91/16,764.49
  6. Step 6: Final answer
    x = 12,712.22

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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.