Home / 27,511.14-37,965.68-15,574.22

Finding the Fourth Proportional to 27,511.14, 37,965.68 and 15,574.22

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Solution

The fourth proportional to 27,511.14, 37,965.68 and 15,574.22 is: 21,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.14 : 37,965.68 = 15,574.22 : x
  2. Step 2: Convert to fraction form
    27,511.14/37,965.68 = 15,574.22/x
  3. Step 3: Cross multiply
    27,511.14x = 37,965.68 × 15,574.22
  4. Step 4: Simplify right side
    27,511.14x = 591,285,585.07
  5. Step 5: Solve for x
    x = 591,285,585.07/27,511.14
  6. Step 6: Final answer
    x = 21,492.59

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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.