Home / 16,708.80-23,057.82-9,155.04

Finding the Fourth Proportional to 16,708.80, 23,057.82 and 9,155.04

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Solution

The fourth proportional to 16,708.80, 23,057.82 and 9,155.04 is: 12,633.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,708.80 : 23,057.82 = 9,155.04 : x
  2. Step 2: Convert to fraction form
    16,708.80/23,057.82 = 9,155.04/x
  3. Step 3: Cross multiply
    16,708.80x = 23,057.82 × 9,155.04
  4. Step 4: Simplify right side
    16,708.80x = 211,095,264.41
  5. Step 5: Solve for x
    x = 211,095,264.41/16,708.80
  6. Step 6: Final answer
    x = 12,633.78

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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.