Home / 17,895.40-26,801.55-17,272.63

Finding the Fourth Proportional to 17,895.40, 26,801.55 and 17,272.63

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Solution

The fourth proportional to 17,895.40, 26,801.55 and 17,272.63 is: 25,868.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,895.40 : 26,801.55 = 17,272.63 : x
  2. Step 2: Convert to fraction form
    17,895.40/26,801.55 = 17,272.63/x
  3. Step 3: Cross multiply
    17,895.40x = 26,801.55 × 17,272.63
  4. Step 4: Simplify right side
    17,895.40x = 462,933,290.08
  5. Step 5: Solve for x
    x = 462,933,290.08/17,895.40
  6. Step 6: Final answer
    x = 25,868.85

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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.