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Finding the Fourth Proportional to 27,088.49, 40,605.03 and 9,313.82

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Solution

The fourth proportional to 27,088.49, 40,605.03 and 9,313.82 is: 13,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,088.49 : 40,605.03 = 9,313.82 : x
  2. Step 2: Convert to fraction form
    27,088.49/40,605.03 = 9,313.82/x
  3. Step 3: Cross multiply
    27,088.49x = 40,605.03 × 9,313.82
  4. Step 4: Simplify right side
    27,088.49x = 378,187,940.51
  5. Step 5: Solve for x
    x = 378,187,940.51/27,088.49
  6. Step 6: Final answer
    x = 13,961.20

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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.