Home / 19,247.44-28,864.32-11,829.55

Finding the Fourth Proportional to 19,247.44, 28,864.32 and 11,829.55

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Solution

The fourth proportional to 19,247.44, 28,864.32 and 11,829.55 is: 17,740.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.44 : 28,864.32 = 11,829.55 : x
  2. Step 2: Convert to fraction form
    19,247.44/28,864.32 = 11,829.55/x
  3. Step 3: Cross multiply
    19,247.44x = 28,864.32 × 11,829.55
  4. Step 4: Simplify right side
    19,247.44x = 341,451,916.66
  5. Step 5: Solve for x
    x = 341,451,916.66/19,247.44
  6. Step 6: Final answer
    x = 17,740.12

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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.