Home / 27,987.50-41,984.32-9,260.70

Finding the Fourth Proportional to 27,987.50, 41,984.32 and 9,260.70

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Solution

The fourth proportional to 27,987.50, 41,984.32 and 9,260.70 is: 13,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,987.50 : 41,984.32 = 9,260.70 : x
  2. Step 2: Convert to fraction form
    27,987.50/41,984.32 = 9,260.70/x
  3. Step 3: Cross multiply
    27,987.50x = 41,984.32 × 9,260.70
  4. Step 4: Simplify right side
    27,987.50x = 388,804,192.22
  5. Step 5: Solve for x
    x = 388,804,192.22/27,987.50
  6. Step 6: Final answer
    x = 13,892.07

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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.