Home / 25,393.12-38,067.66-9,821.68

Finding the Fourth Proportional to 25,393.12, 38,067.66 and 9,821.68

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Solution

The fourth proportional to 25,393.12, 38,067.66 and 9,821.68 is: 14,724.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.12 : 38,067.66 = 9,821.68 : x
  2. Step 2: Convert to fraction form
    25,393.12/38,067.66 = 9,821.68/x
  3. Step 3: Cross multiply
    25,393.12x = 38,067.66 × 9,821.68
  4. Step 4: Simplify right side
    25,393.12x = 373,888,374.87
  5. Step 5: Solve for x
    x = 373,888,374.87/25,393.12
  6. Step 6: Final answer
    x = 14,724.00

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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.