Home / 25,686.09-38,513.75-10,675.11

Finding the Fourth Proportional to 25,686.09, 38,513.75 and 10,675.11

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Solution

The fourth proportional to 25,686.09, 38,513.75 and 10,675.11 is: 16,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686.09 : 38,513.75 = 10,675.11 : x
  2. Step 2: Convert to fraction form
    25,686.09/38,513.75 = 10,675.11/x
  3. Step 3: Cross multiply
    25,686.09x = 38,513.75 × 10,675.11
  4. Step 4: Simplify right side
    25,686.09x = 411,138,517.76
  5. Step 5: Solve for x
    x = 411,138,517.76/25,686.09
  6. Step 6: Final answer
    x = 16,006.27

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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.