Home / 26,084.65-39,130.07-8,309.06

Finding the Fourth Proportional to 26,084.65, 39,130.07 and 8,309.06

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Solution

The fourth proportional to 26,084.65, 39,130.07 and 8,309.06 is: 12,464.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,084.65 : 39,130.07 = 8,309.06 : x
  2. Step 2: Convert to fraction form
    26,084.65/39,130.07 = 8,309.06/x
  3. Step 3: Cross multiply
    26,084.65x = 39,130.07 × 8,309.06
  4. Step 4: Simplify right side
    26,084.65x = 325,134,099.43
  5. Step 5: Solve for x
    x = 325,134,099.43/26,084.65
  6. Step 6: Final answer
    x = 12,464.58

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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.