Home / 27,239.18-40,860.32-9,709.02

Finding the Fourth Proportional to 27,239.18, 40,860.32 and 9,709.02

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Solution

The fourth proportional to 27,239.18, 40,860.32 and 9,709.02 is: 14,564.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,239.18 : 40,860.32 = 9,709.02 : x
  2. Step 2: Convert to fraction form
    27,239.18/40,860.32 = 9,709.02/x
  3. Step 3: Cross multiply
    27,239.18x = 40,860.32 × 9,709.02
  4. Step 4: Simplify right side
    27,239.18x = 396,713,664.09
  5. Step 5: Solve for x
    x = 396,713,664.09/27,239.18
  6. Step 6: Final answer
    x = 14,564.08

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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.