Home / 19,401.39-29,077.75-8,295.04

Finding the Fourth Proportional to 19,401.39, 29,077.75 and 8,295.04

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Solution

The fourth proportional to 19,401.39, 29,077.75 and 8,295.04 is: 12,432.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.39 : 29,077.75 = 8,295.04 : x
  2. Step 2: Convert to fraction form
    19,401.39/29,077.75 = 8,295.04/x
  3. Step 3: Cross multiply
    19,401.39x = 29,077.75 × 8,295.04
  4. Step 4: Simplify right side
    19,401.39x = 241,201,146.08
  5. Step 5: Solve for x
    x = 241,201,146.08/19,401.39
  6. Step 6: Final answer
    x = 12,432.16

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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.