Home / 27,547.97-41,320.98-11,965.59

Finding the Fourth Proportional to 27,547.97, 41,320.98 and 11,965.59

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Solution

The fourth proportional to 27,547.97, 41,320.98 and 11,965.59 is: 17,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,547.97 : 41,320.98 = 11,965.59 : x
  2. Step 2: Convert to fraction form
    27,547.97/41,320.98 = 11,965.59/x
  3. Step 3: Cross multiply
    27,547.97x = 41,320.98 × 11,965.59
  4. Step 4: Simplify right side
    27,547.97x = 494,429,905.08
  5. Step 5: Solve for x
    x = 494,429,905.08/27,547.97
  6. Step 6: Final answer
    x = 17,947.96

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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.