Home / 35,788.10-53,691.43-13,601.86

Finding the Fourth Proportional to 35,788.10, 53,691.43 and 13,601.86

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Solution

The fourth proportional to 35,788.10, 53,691.43 and 13,601.86 is: 20,406.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,788.10 : 53,691.43 = 13,601.86 : x
  2. Step 2: Convert to fraction form
    35,788.10/53,691.43 = 13,601.86/x
  3. Step 3: Cross multiply
    35,788.10x = 53,691.43 × 13,601.86
  4. Step 4: Simplify right side
    35,788.10x = 730,303,314.06
  5. Step 5: Solve for x
    x = 730,303,314.06/35,788.10
  6. Step 6: Final answer
    x = 20,406.32

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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.