Home / 14,223.40-19,632.17-8,256.94

Finding the Fourth Proportional to 14,223.40, 19,632.17 and 8,256.94

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Solution

The fourth proportional to 14,223.40, 19,632.17 and 8,256.94 is: 11,396.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.40 : 19,632.17 = 8,256.94 : x
  2. Step 2: Convert to fraction form
    14,223.40/19,632.17 = 8,256.94/x
  3. Step 3: Cross multiply
    14,223.40x = 19,632.17 × 8,256.94
  4. Step 4: Simplify right side
    14,223.40x = 162,101,621.32
  5. Step 5: Solve for x
    x = 162,101,621.32/14,223.40
  6. Step 6: Final answer
    x = 11,396.83

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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.