Home / 14,624.16-21,934.08-5,388

Finding the Fourth Proportional to 14,624.16, 21,934.08 and 5,388

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Solution

The fourth proportional to 14,624.16, 21,934.08 and 5,388 is: 8,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.16 : 21,934.08 = 5,388 : x
  2. Step 2: Convert to fraction form
    14,624.16/21,934.08 = 5,388/x
  3. Step 3: Cross multiply
    14,624.16x = 21,934.08 × 5,388
  4. Step 4: Simplify right side
    14,624.16x = 118,180,823.04
  5. Step 5: Solve for x
    x = 118,180,823.04/14,624.16
  6. Step 6: Final answer
    x = 8,081.20

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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.