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Finding the Fourth Proportional to 27,671.41, 41,515.85 and 9,901.65

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Solution

The fourth proportional to 27,671.41, 41,515.85 and 9,901.65 is: 14,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.41 : 41,515.85 = 9,901.65 : x
  2. Step 2: Convert to fraction form
    27,671.41/41,515.85 = 9,901.65/x
  3. Step 3: Cross multiply
    27,671.41x = 41,515.85 × 9,901.65
  4. Step 4: Simplify right side
    27,671.41x = 411,075,363.06
  5. Step 5: Solve for x
    x = 411,075,363.06/27,671.41
  6. Step 6: Final answer
    x = 14,855.60

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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.