Home / 19,311.57-26,649.68-10,814.27

Finding the Fourth Proportional to 19,311.57, 26,649.68 and 10,814.27

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Solution

The fourth proportional to 19,311.57, 26,649.68 and 10,814.27 is: 14,923.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,311.57 : 26,649.68 = 10,814.27 : x
  2. Step 2: Convert to fraction form
    19,311.57/26,649.68 = 10,814.27/x
  3. Step 3: Cross multiply
    19,311.57x = 26,649.68 × 10,814.27
  4. Step 4: Simplify right side
    19,311.57x = 288,196,647.61
  5. Step 5: Solve for x
    x = 288,196,647.61/19,311.57
  6. Step 6: Final answer
    x = 14,923.52

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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.