Home / 25,266.25-34,866.95-13,936.80

Finding the Fourth Proportional to 25,266.25, 34,866.95 and 13,936.80

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Solution

The fourth proportional to 25,266.25, 34,866.95 and 13,936.80 is: 19,232.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,266.25 : 34,866.95 = 13,936.80 : x
  2. Step 2: Convert to fraction form
    25,266.25/34,866.95 = 13,936.80/x
  3. Step 3: Cross multiply
    25,266.25x = 34,866.95 × 13,936.80
  4. Step 4: Simplify right side
    25,266.25x = 485,933,708.76
  5. Step 5: Solve for x
    x = 485,933,708.76/25,266.25
  6. Step 6: Final answer
    x = 19,232.52

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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.