Home / 16,917.80-23,347.80-9,748.88

Finding the Fourth Proportional to 16,917.80, 23,347.80 and 9,748.88

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Solution

The fourth proportional to 16,917.80, 23,347.80 and 9,748.88 is: 13,454.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.80 : 23,347.80 = 9,748.88 : x
  2. Step 2: Convert to fraction form
    16,917.80/23,347.80 = 9,748.88/x
  3. Step 3: Cross multiply
    16,917.80x = 23,347.80 × 9,748.88
  4. Step 4: Simplify right side
    16,917.80x = 227,614,900.46
  5. Step 5: Solve for x
    x = 227,614,900.46/16,917.80
  6. Step 6: Final answer
    x = 13,454.17

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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.