Home / 34,689.87-52,039.80-11,310.84

Finding the Fourth Proportional to 34,689.87, 52,039.80 and 11,310.84

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Solution

The fourth proportional to 34,689.87, 52,039.80 and 11,310.84 is: 16,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,689.87 : 52,039.80 = 11,310.84 : x
  2. Step 2: Convert to fraction form
    34,689.87/52,039.80 = 11,310.84/x
  3. Step 3: Cross multiply
    34,689.87x = 52,039.80 × 11,310.84
  4. Step 4: Simplify right side
    34,689.87x = 588,613,851.43
  5. Step 5: Solve for x
    x = 588,613,851.43/34,689.87
  6. Step 6: Final answer
    x = 16,967.89

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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.