Home / 13,982.64-19,302.36-9,952.08

Finding the Fourth Proportional to 13,982.64, 19,302.36 and 9,952.08

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Solution

The fourth proportional to 13,982.64, 19,302.36 and 9,952.08 is: 13,738.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.64 : 19,302.36 = 9,952.08 : x
  2. Step 2: Convert to fraction form
    13,982.64/19,302.36 = 9,952.08/x
  3. Step 3: Cross multiply
    13,982.64x = 19,302.36 × 9,952.08
  4. Step 4: Simplify right side
    13,982.64x = 192,098,630.91
  5. Step 5: Solve for x
    x = 192,098,630.91/13,982.64
  6. Step 6: Final answer
    x = 13,738.37

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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.