Home / 13,952.28-19,259.20-9,238.08

Finding the Fourth Proportional to 13,952.28, 19,259.20 and 9,238.08

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Solution

The fourth proportional to 13,952.28, 19,259.20 and 9,238.08 is: 12,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.28 : 19,259.20 = 9,238.08 : x
  2. Step 2: Convert to fraction form
    13,952.28/19,259.20 = 9,238.08/x
  3. Step 3: Cross multiply
    13,952.28x = 19,259.20 × 9,238.08
  4. Step 4: Simplify right side
    13,952.28x = 177,917,935.02
  5. Step 5: Solve for x
    x = 177,917,935.02/13,952.28
  6. Step 6: Final answer
    x = 12,751.89

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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.