Home / 17,965.46-24,783.75-13,959.16

Finding the Fourth Proportional to 17,965.46, 24,783.75 and 13,959.16

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Solution

The fourth proportional to 17,965.46, 24,783.75 and 13,959.16 is: 19,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,965.46 : 24,783.75 = 13,959.16 : x
  2. Step 2: Convert to fraction form
    17,965.46/24,783.75 = 13,959.16/x
  3. Step 3: Cross multiply
    17,965.46x = 24,783.75 × 13,959.16
  4. Step 4: Simplify right side
    17,965.46x = 345,960,331.65
  5. Step 5: Solve for x
    x = 345,960,331.65/17,965.46
  6. Step 6: Final answer
    x = 19,256.97

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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.