Home / 25,449.69-38,190.97-9,867.32

Finding the Fourth Proportional to 25,449.69, 38,190.97 and 9,867.32

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Solution

The fourth proportional to 25,449.69, 38,190.97 and 9,867.32 is: 14,807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.69 : 38,190.97 = 9,867.32 : x
  2. Step 2: Convert to fraction form
    25,449.69/38,190.97 = 9,867.32/x
  3. Step 3: Cross multiply
    25,449.69x = 38,190.97 × 9,867.32
  4. Step 4: Simplify right side
    25,449.69x = 376,842,331.15
  5. Step 5: Solve for x
    x = 376,842,331.15/25,449.69
  6. Step 6: Final answer
    x = 14,807.34

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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.