Home / 34,988.22-48,284.91-20,839.14

Finding the Fourth Proportional to 34,988.22, 48,284.91 and 20,839.14

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Solution

The fourth proportional to 34,988.22, 48,284.91 and 20,839.14 is: 28,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,988.22 : 48,284.91 = 20,839.14 : x
  2. Step 2: Convert to fraction form
    34,988.22/48,284.91 = 20,839.14/x
  3. Step 3: Cross multiply
    34,988.22x = 48,284.91 × 20,839.14
  4. Step 4: Simplify right side
    34,988.22x = 1,006,215,999.38
  5. Step 5: Solve for x
    x = 1,006,215,999.38/34,988.22
  6. Step 6: Final answer
    x = 28,758.71

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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.