Home / 14,920.08-22,332.21-9,910.90

Finding the Fourth Proportional to 14,920.08, 22,332.21 and 9,910.90

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Solution

The fourth proportional to 14,920.08, 22,332.21 and 9,910.90 is: 14,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.08 : 22,332.21 = 9,910.90 : x
  2. Step 2: Convert to fraction form
    14,920.08/22,332.21 = 9,910.90/x
  3. Step 3: Cross multiply
    14,920.08x = 22,332.21 × 9,910.90
  4. Step 4: Simplify right side
    14,920.08x = 221,332,300.09
  5. Step 5: Solve for x
    x = 221,332,300.09/14,920.08
  6. Step 6: Final answer
    x = 14,834.53

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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.