Home / 27,997.04-42,001.48-9,276.04

Finding the Fourth Proportional to 27,997.04, 42,001.48 and 9,276.04

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Solution

The fourth proportional to 27,997.04, 42,001.48 and 9,276.04 is: 13,916.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997.04 : 42,001.48 = 9,276.04 : x
  2. Step 2: Convert to fraction form
    27,997.04/42,001.48 = 9,276.04/x
  3. Step 3: Cross multiply
    27,997.04x = 42,001.48 × 9,276.04
  4. Step 4: Simplify right side
    27,997.04x = 389,607,408.54
  5. Step 5: Solve for x
    x = 389,607,408.54/27,997.04
  6. Step 6: Final answer
    x = 13,916.02

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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.