Home / 19,104.93-28,665.50-9,251.55

Finding the Fourth Proportional to 19,104.93, 28,665.50 and 9,251.55

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Solution

The fourth proportional to 19,104.93, 28,665.50 and 9,251.55 is: 13,881.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.93 : 28,665.50 = 9,251.55 : x
  2. Step 2: Convert to fraction form
    19,104.93/28,665.50 = 9,251.55/x
  3. Step 3: Cross multiply
    19,104.93x = 28,665.50 × 9,251.55
  4. Step 4: Simplify right side
    19,104.93x = 265,200,260.27
  5. Step 5: Solve for x
    x = 265,200,260.27/19,104.93
  6. Step 6: Final answer
    x = 13,881.25

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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.