Home / 19,250.80-28,877.28-18,203.56

Finding the Fourth Proportional to 19,250.80, 28,877.28 and 18,203.56

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Solution

The fourth proportional to 19,250.80, 28,877.28 and 18,203.56 is: 27,306.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,250.80 : 28,877.28 = 18,203.56 : x
  2. Step 2: Convert to fraction form
    19,250.80/28,877.28 = 18,203.56/x
  3. Step 3: Cross multiply
    19,250.80x = 28,877.28 × 18,203.56
  4. Step 4: Simplify right side
    19,250.80x = 525,669,299.12
  5. Step 5: Solve for x
    x = 525,669,299.12/19,250.80
  6. Step 6: Final answer
    x = 27,306.36

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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.