Home / 14,768.04-20,377.92-9,470.05

Finding the Fourth Proportional to 14,768.04, 20,377.92 and 9,470.05

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Solution

The fourth proportional to 14,768.04, 20,377.92 and 9,470.05 is: 13,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.04 : 20,377.92 = 9,470.05 : x
  2. Step 2: Convert to fraction form
    14,768.04/20,377.92 = 9,470.05/x
  3. Step 3: Cross multiply
    14,768.04x = 20,377.92 × 9,470.05
  4. Step 4: Simplify right side
    14,768.04x = 192,979,921.30
  5. Step 5: Solve for x
    x = 192,979,921.30/14,768.04
  6. Step 6: Final answer
    x = 13,067.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.