Home / 19,491.94-26,898.73-15,247.34

Finding the Fourth Proportional to 19,491.94, 26,898.73 and 15,247.34

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Solution

The fourth proportional to 19,491.94, 26,898.73 and 15,247.34 is: 21,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.94 : 26,898.73 = 15,247.34 : x
  2. Step 2: Convert to fraction form
    19,491.94/26,898.73 = 15,247.34/x
  3. Step 3: Cross multiply
    19,491.94x = 26,898.73 × 15,247.34
  4. Step 4: Simplify right side
    19,491.94x = 410,134,095.90
  5. Step 5: Solve for x
    x = 410,134,095.90/19,491.94
  6. Step 6: Final answer
    x = 21,041.21

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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.