Home / 27,087.84-40,627.44-9,555.12

Finding the Fourth Proportional to 27,087.84, 40,627.44 and 9,555.12

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Solution

The fourth proportional to 27,087.84, 40,627.44 and 9,555.12 is: 14,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.84 : 40,627.44 = 9,555.12 : x
  2. Step 2: Convert to fraction form
    27,087.84/40,627.44 = 9,555.12/x
  3. Step 3: Cross multiply
    27,087.84x = 40,627.44 × 9,555.12
  4. Step 4: Simplify right side
    27,087.84x = 388,200,064.49
  5. Step 5: Solve for x
    x = 388,200,064.49/27,087.84
  6. Step 6: Final answer
    x = 14,331.16

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Double scale
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Similar ratio
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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.