Home / 19,734.22-29,580.65-9,195.55

Finding the Fourth Proportional to 19,734.22, 29,580.65 and 9,195.55

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Solution

The fourth proportional to 19,734.22, 29,580.65 and 9,195.55 is: 13,783.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.22 : 29,580.65 = 9,195.55 : x
  2. Step 2: Convert to fraction form
    19,734.22/29,580.65 = 9,195.55/x
  3. Step 3: Cross multiply
    19,734.22x = 29,580.65 × 9,195.55
  4. Step 4: Simplify right side
    19,734.22x = 272,010,346.11
  5. Step 5: Solve for x
    x = 272,010,346.11/19,734.22
  6. Step 6: Final answer
    x = 13,783.69

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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.