Home / 17,191.12-23,725.56-10,117.40

Finding the Fourth Proportional to 17,191.12, 23,725.56 and 10,117.40

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Solution

The fourth proportional to 17,191.12, 23,725.56 and 10,117.40 is: 13,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,191.12 : 23,725.56 = 10,117.40 : x
  2. Step 2: Convert to fraction form
    17,191.12/23,725.56 = 10,117.40/x
  3. Step 3: Cross multiply
    17,191.12x = 23,725.56 × 10,117.40
  4. Step 4: Simplify right side
    17,191.12x = 240,040,980.74
  5. Step 5: Solve for x
    x = 240,040,980.74/17,191.12
  6. Step 6: Final answer
    x = 13,963.08

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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.