Home / 14,920.08-22,380.12-7,530.80

Finding the Fourth Proportional to 14,920.08, 22,380.12 and 7,530.80

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Solution

The fourth proportional to 14,920.08, 22,380.12 and 7,530.80 is: 11,296.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.08 : 22,380.12 = 7,530.80 : x
  2. Step 2: Convert to fraction form
    14,920.08/22,380.12 = 7,530.80/x
  3. Step 3: Cross multiply
    14,920.08x = 22,380.12 × 7,530.80
  4. Step 4: Simplify right side
    14,920.08x = 168,540,095.80
  5. Step 5: Solve for x
    x = 168,540,095.80/14,920.08
  6. Step 6: Final answer
    x = 11,296.19

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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.