Home / 13,296.43-19,948.10-4,977.10

Finding the Fourth Proportional to 13,296.43, 19,948.10 and 4,977.10

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Solution

The fourth proportional to 13,296.43, 19,948.10 and 4,977.10 is: 7,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.43 : 19,948.10 = 4,977.10 : x
  2. Step 2: Convert to fraction form
    13,296.43/19,948.10 = 4,977.10/x
  3. Step 3: Cross multiply
    13,296.43x = 19,948.10 × 4,977.10
  4. Step 4: Simplify right side
    13,296.43x = 99,283,613.75
  5. Step 5: Solve for x
    x = 99,283,613.75/13,296.43
  6. Step 6: Final answer
    x = 7,466.94

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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.