Home / 27,126.35-40,695.74-10,486.52

Finding the Fourth Proportional to 27,126.35, 40,695.74 and 10,486.52

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Solution

The fourth proportional to 27,126.35, 40,695.74 and 10,486.52 is: 15,732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,126.35 : 40,695.74 = 10,486.52 : x
  2. Step 2: Convert to fraction form
    27,126.35/40,695.74 = 10,486.52/x
  3. Step 3: Cross multiply
    27,126.35x = 40,695.74 × 10,486.52
  4. Step 4: Simplify right side
    27,126.35x = 426,756,435.51
  5. Step 5: Solve for x
    x = 426,756,435.51/27,126.35
  6. Step 6: Final answer
    x = 15,732.18

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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.