Home / 19,019.18-28,529.94-7,332.44

Finding the Fourth Proportional to 19,019.18, 28,529.94 and 7,332.44

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Solution

The fourth proportional to 19,019.18, 28,529.94 and 7,332.44 is: 10,999.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.18 : 28,529.94 = 7,332.44 : x
  2. Step 2: Convert to fraction form
    19,019.18/28,529.94 = 7,332.44/x
  3. Step 3: Cross multiply
    19,019.18x = 28,529.94 × 7,332.44
  4. Step 4: Simplify right side
    19,019.18x = 209,194,073.25
  5. Step 5: Solve for x
    x = 209,194,073.25/19,019.18
  6. Step 6: Final answer
    x = 10,999.11

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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.