Home / 14,878.79-22,328.97-5,520.14

Finding the Fourth Proportional to 14,878.79, 22,328.97 and 5,520.14

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Solution

The fourth proportional to 14,878.79, 22,328.97 and 5,520.14 is: 8,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.79 : 22,328.97 = 5,520.14 : x
  2. Step 2: Convert to fraction form
    14,878.79/22,328.97 = 5,520.14/x
  3. Step 3: Cross multiply
    14,878.79x = 22,328.97 × 5,520.14
  4. Step 4: Simplify right side
    14,878.79x = 123,259,096.28
  5. Step 5: Solve for x
    x = 123,259,096.28/14,878.79
  6. Step 6: Final answer
    x = 8,284.22

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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.