Home / 49,009.84-67,634.24-27,788.64

Finding the Fourth Proportional to 49,009.84, 67,634.24 and 27,788.64

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Solution

The fourth proportional to 49,009.84, 67,634.24 and 27,788.64 is: 38,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,009.84 : 67,634.24 = 27,788.64 : x
  2. Step 2: Convert to fraction form
    49,009.84/67,634.24 = 27,788.64/x
  3. Step 3: Cross multiply
    49,009.84x = 67,634.24 × 27,788.64
  4. Step 4: Simplify right side
    49,009.84x = 1,879,463,547.03
  5. Step 5: Solve for x
    x = 1,879,463,547.03/49,009.84
  6. Step 6: Final answer
    x = 38,348.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.