Home / 16,763.96-23,134.86-9,210.55

Finding the Fourth Proportional to 16,763.96, 23,134.86 and 9,210.55

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Solution

The fourth proportional to 16,763.96, 23,134.86 and 9,210.55 is: 12,710.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.96 : 23,134.86 = 9,210.55 : x
  2. Step 2: Convert to fraction form
    16,763.96/23,134.86 = 9,210.55/x
  3. Step 3: Cross multiply
    16,763.96x = 23,134.86 × 9,210.55
  4. Step 4: Simplify right side
    16,763.96x = 213,084,726.94
  5. Step 5: Solve for x
    x = 213,084,726.94/16,763.96
  6. Step 6: Final answer
    x = 12,710.88

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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.