Home / 35,815.30-53,746.26-13,628.86

Finding the Fourth Proportional to 35,815.30, 53,746.26 and 13,628.86

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Solution

The fourth proportional to 35,815.30, 53,746.26 and 13,628.86 is: 20,452.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,815.30 : 53,746.26 = 13,628.86 : x
  2. Step 2: Convert to fraction form
    35,815.30/53,746.26 = 13,628.86/x
  3. Step 3: Cross multiply
    35,815.30x = 53,746.26 × 13,628.86
  4. Step 4: Simplify right side
    35,815.30x = 732,500,253.06
  5. Step 5: Solve for x
    x = 732,500,253.06/35,815.30
  6. Step 6: Final answer
    x = 20,452.16

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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.