Home / 26,304.80-39,457.35-10,511.15

Finding the Fourth Proportional to 26,304.80, 39,457.35 and 10,511.15

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Solution

The fourth proportional to 26,304.80, 39,457.35 and 10,511.15 is: 15,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,304.80 : 39,457.35 = 10,511.15 : x
  2. Step 2: Convert to fraction form
    26,304.80/39,457.35 = 10,511.15/x
  3. Step 3: Cross multiply
    26,304.80x = 39,457.35 × 10,511.15
  4. Step 4: Simplify right side
    26,304.80x = 414,741,927.17
  5. Step 5: Solve for x
    x = 414,741,927.17/26,304.80
  6. Step 6: Final answer
    x = 15,766.78

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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.