Home / 23,979.41-35,969.45-9,189.08

Finding the Fourth Proportional to 23,979.41, 35,969.45 and 9,189.08

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Solution

The fourth proportional to 23,979.41, 35,969.45 and 9,189.08 is: 13,783.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,979.41 : 35,969.45 = 9,189.08 : x
  2. Step 2: Convert to fraction form
    23,979.41/35,969.45 = 9,189.08/x
  3. Step 3: Cross multiply
    23,979.41x = 35,969.45 × 9,189.08
  4. Step 4: Simplify right side
    23,979.41x = 330,526,153.61
  5. Step 5: Solve for x
    x = 330,526,153.61/23,979.41
  6. Step 6: Final answer
    x = 13,783.75

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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.