Home / 16,705.80-23,053.96-9,152.56

Finding the Fourth Proportional to 16,705.80, 23,053.96 and 9,152.56

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Solution

The fourth proportional to 16,705.80, 23,053.96 and 9,152.56 is: 12,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,705.80 : 23,053.96 = 9,152.56 : x
  2. Step 2: Convert to fraction form
    16,705.80/23,053.96 = 9,152.56/x
  3. Step 3: Cross multiply
    16,705.80x = 23,053.96 × 9,152.56
  4. Step 4: Simplify right side
    16,705.80x = 211,002,752.14
  5. Step 5: Solve for x
    x = 211,002,752.14/16,705.80
  6. Step 6: Final answer
    x = 12,630.51

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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.