Home / 35,815.74-53,746.94-13,629.30

Finding the Fourth Proportional to 35,815.74, 53,746.94 and 13,629.30

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Solution

The fourth proportional to 35,815.74, 53,746.94 and 13,629.30 is: 20,452.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,815.74 : 53,746.94 = 13,629.30 : x
  2. Step 2: Convert to fraction form
    35,815.74/53,746.94 = 13,629.30/x
  3. Step 3: Cross multiply
    35,815.74x = 53,746.94 × 13,629.30
  4. Step 4: Simplify right side
    35,815.74x = 732,533,169.34
  5. Step 5: Solve for x
    x = 732,533,169.34/35,815.74
  6. Step 6: Final answer
    x = 20,452.83

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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.