Home / 19,049.70-28,575.67-7,362.98

Finding the Fourth Proportional to 19,049.70, 28,575.67 and 7,362.98

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Solution

The fourth proportional to 19,049.70, 28,575.67 and 7,362.98 is: 11,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.70 : 28,575.67 = 7,362.98 : x
  2. Step 2: Convert to fraction form
    19,049.70/28,575.67 = 7,362.98/x
  3. Step 3: Cross multiply
    19,049.70x = 28,575.67 × 7,362.98
  4. Step 4: Simplify right side
    19,049.70x = 210,402,086.70
  5. Step 5: Solve for x
    x = 210,402,086.70/19,049.70
  6. Step 6: Final answer
    x = 11,044.90

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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.