Home / 26,643.14-39,896.40-25,854.80

Finding the Fourth Proportional to 26,643.14, 39,896.40 and 25,854.80

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Solution

The fourth proportional to 26,643.14, 39,896.40 and 25,854.80 is: 38,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.14 : 39,896.40 = 25,854.80 : x
  2. Step 2: Convert to fraction form
    26,643.14/39,896.40 = 25,854.80/x
  3. Step 3: Cross multiply
    26,643.14x = 39,896.40 × 25,854.80
  4. Step 4: Simplify right side
    26,643.14x = 1,031,513,442.72
  5. Step 5: Solve for x
    x = 1,031,513,442.72/26,643.14
  6. Step 6: Final answer
    x = 38,715.91

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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.