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Finding the Fourth Proportional to 27,717.94, 41,557.93 and 9,948.20

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Solution

The fourth proportional to 27,717.94, 41,557.93 and 9,948.20 is: 14,915.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,717.94 : 41,557.93 = 9,948.20 : x
  2. Step 2: Convert to fraction form
    27,717.94/41,557.93 = 9,948.20/x
  3. Step 3: Cross multiply
    27,717.94x = 41,557.93 × 9,948.20
  4. Step 4: Simplify right side
    27,717.94x = 413,426,549.49
  5. Step 5: Solve for x
    x = 413,426,549.49/27,717.94
  6. Step 6: Final answer
    x = 14,915.49

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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.