Home / 16,310.07-22,511.93-9,240.66

Finding the Fourth Proportional to 16,310.07, 22,511.93 and 9,240.66

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Solution

The fourth proportional to 16,310.07, 22,511.93 and 9,240.66 is: 12,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,310.07 : 22,511.93 = 9,240.66 : x
  2. Step 2: Convert to fraction form
    16,310.07/22,511.93 = 9,240.66/x
  3. Step 3: Cross multiply
    16,310.07x = 22,511.93 × 9,240.66
  4. Step 4: Simplify right side
    16,310.07x = 208,025,091.07
  5. Step 5: Solve for x
    x = 208,025,091.07/16,310.07
  6. Step 6: Final answer
    x = 12,754.40

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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.