Home / 19,246.20-28,878.42-13,332.18

Finding the Fourth Proportional to 19,246.20, 28,878.42 and 13,332.18

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Solution

The fourth proportional to 19,246.20, 28,878.42 and 13,332.18 is: 20,004.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.20 : 28,878.42 = 13,332.18 : x
  2. Step 2: Convert to fraction form
    19,246.20/28,878.42 = 13,332.18/x
  3. Step 3: Cross multiply
    19,246.20x = 28,878.42 × 13,332.18
  4. Step 4: Simplify right side
    19,246.20x = 385,012,293.56
  5. Step 5: Solve for x
    x = 385,012,293.56/19,246.20
  6. Step 6: Final answer
    x = 20,004.59

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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.