Home / 14,680.49-20,275.91-9,667.13

Finding the Fourth Proportional to 14,680.49, 20,275.91 and 9,667.13

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Solution

The fourth proportional to 14,680.49, 20,275.91 and 9,667.13 is: 13,351.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.49 : 20,275.91 = 9,667.13 : x
  2. Step 2: Convert to fraction form
    14,680.49/20,275.91 = 9,667.13/x
  3. Step 3: Cross multiply
    14,680.49x = 20,275.91 × 9,667.13
  4. Step 4: Simplify right side
    14,680.49x = 196,009,708.12
  5. Step 5: Solve for x
    x = 196,009,708.12/14,680.49
  6. Step 6: Final answer
    x = 13,351.72

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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.