Home / 19,002.94-28,504.51-5,151.94

Finding the Fourth Proportional to 19,002.94, 28,504.51 and 5,151.94

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Solution

The fourth proportional to 19,002.94, 28,504.51 and 5,151.94 is: 7,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.94 : 28,504.51 = 5,151.94 : x
  2. Step 2: Convert to fraction form
    19,002.94/28,504.51 = 5,151.94/x
  3. Step 3: Cross multiply
    19,002.94x = 28,504.51 × 5,151.94
  4. Step 4: Simplify right side
    19,002.94x = 146,853,441.11
  5. Step 5: Solve for x
    x = 146,853,441.11/19,002.94
  6. Step 6: Final answer
    x = 7,727.93

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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.