Home / 19,236.70-28,860.45-9,376.30

Finding the Fourth Proportional to 19,236.70, 28,860.45 and 9,376.30

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Solution

The fourth proportional to 19,236.70, 28,860.45 and 9,376.30 is: 14,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.70 : 28,860.45 = 9,376.30 : x
  2. Step 2: Convert to fraction form
    19,236.70/28,860.45 = 9,376.30/x
  3. Step 3: Cross multiply
    19,236.70x = 28,860.45 × 9,376.30
  4. Step 4: Simplify right side
    19,236.70x = 270,604,237.34
  5. Step 5: Solve for x
    x = 270,604,237.34/19,236.70
  6. Step 6: Final answer
    x = 14,067.08

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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.