Home / 15,191.07-22,796.82-5,330.40

Finding the Fourth Proportional to 15,191.07, 22,796.82 and 5,330.40

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Solution

The fourth proportional to 15,191.07, 22,796.82 and 5,330.40 is: 7,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,191.07 : 22,796.82 = 5,330.40 : x
  2. Step 2: Convert to fraction form
    15,191.07/22,796.82 = 5,330.40/x
  3. Step 3: Cross multiply
    15,191.07x = 22,796.82 × 5,330.40
  4. Step 4: Simplify right side
    15,191.07x = 121,516,169.33
  5. Step 5: Solve for x
    x = 121,516,169.33/15,191.07
  6. Step 6: Final answer
    x = 7,999.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.