Home / 19,330.92-28,952.32-11,523.60

Finding the Fourth Proportional to 19,330.92, 28,952.32 and 11,523.60

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Solution

The fourth proportional to 19,330.92, 28,952.32 and 11,523.60 is: 17,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.92 : 28,952.32 = 11,523.60 : x
  2. Step 2: Convert to fraction form
    19,330.92/28,952.32 = 11,523.60/x
  3. Step 3: Cross multiply
    19,330.92x = 28,952.32 × 11,523.60
  4. Step 4: Simplify right side
    19,330.92x = 333,634,954.75
  5. Step 5: Solve for x
    x = 333,634,954.75/19,330.92
  6. Step 6: Final answer
    x = 17,259.13

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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.