Home / 19,007.90-26,230.14-11,049.50

Finding the Fourth Proportional to 19,007.90, 26,230.14 and 11,049.50

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Solution

The fourth proportional to 19,007.90, 26,230.14 and 11,049.50 is: 15,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007.90 : 26,230.14 = 11,049.50 : x
  2. Step 2: Convert to fraction form
    19,007.90/26,230.14 = 11,049.50/x
  3. Step 3: Cross multiply
    19,007.90x = 26,230.14 × 11,049.50
  4. Step 4: Simplify right side
    19,007.90x = 289,829,997.51
  5. Step 5: Solve for x
    x = 289,829,997.51/19,007.90
  6. Step 6: Final answer
    x = 15,247.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.