Home / 17,490.76-26,228.39-5,007.94

Finding the Fourth Proportional to 17,490.76, 26,228.39 and 5,007.94

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Solution

The fourth proportional to 17,490.76, 26,228.39 and 5,007.94 is: 7,509.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.76 : 26,228.39 = 5,007.94 : x
  2. Step 2: Convert to fraction form
    17,490.76/26,228.39 = 5,007.94/x
  3. Step 3: Cross multiply
    17,490.76x = 26,228.39 × 5,007.94
  4. Step 4: Simplify right side
    17,490.76x = 131,350,203.42
  5. Step 5: Solve for x
    x = 131,350,203.42/17,490.76
  6. Step 6: Final answer
    x = 7,509.69

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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.