Home / 19,074.42-28,630.26-10,328.04

Finding the Fourth Proportional to 19,074.42, 28,630.26 and 10,328.04

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Solution

The fourth proportional to 19,074.42, 28,630.26 and 10,328.04 is: 15,502.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.42 : 28,630.26 = 10,328.04 : x
  2. Step 2: Convert to fraction form
    19,074.42/28,630.26 = 10,328.04/x
  3. Step 3: Cross multiply
    19,074.42x = 28,630.26 × 10,328.04
  4. Step 4: Simplify right side
    19,074.42x = 295,694,470.49
  5. Step 5: Solve for x
    x = 295,694,470.49/19,074.42
  6. Step 6: Final answer
    x = 15,502.15

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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.