Home / 14,627.20-21,942.60-5,265.76

Finding the Fourth Proportional to 14,627.20, 21,942.60 and 5,265.76

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Solution

The fourth proportional to 14,627.20, 21,942.60 and 5,265.76 is: 7,899.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.20 : 21,942.60 = 5,265.76 : x
  2. Step 2: Convert to fraction form
    14,627.20/21,942.60 = 5,265.76/x
  3. Step 3: Cross multiply
    14,627.20x = 21,942.60 × 5,265.76
  4. Step 4: Simplify right side
    14,627.20x = 115,544,465.38
  5. Step 5: Solve for x
    x = 115,544,465.38/14,627.20
  6. Step 6: Final answer
    x = 7,899.29

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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.