Home / 27,972.63-41,948.95-9,249.21

Finding the Fourth Proportional to 27,972.63, 41,948.95 and 9,249.21

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Solution

The fourth proportional to 27,972.63, 41,948.95 and 9,249.21 is: 13,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.63 : 41,948.95 = 9,249.21 : x
  2. Step 2: Convert to fraction form
    27,972.63/41,948.95 = 9,249.21/x
  3. Step 3: Cross multiply
    27,972.63x = 41,948.95 × 9,249.21
  4. Step 4: Simplify right side
    27,972.63x = 387,994,519.83
  5. Step 5: Solve for x
    x = 387,994,519.83/27,972.63
  6. Step 6: Final answer
    x = 13,870.51

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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.