Home / 35,931.75-53,897.62-13,751.92

Finding the Fourth Proportional to 35,931.75, 53,897.62 and 13,751.92

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Solution

The fourth proportional to 35,931.75, 53,897.62 and 13,751.92 is: 20,627.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,931.75 : 53,897.62 = 13,751.92 : x
  2. Step 2: Convert to fraction form
    35,931.75/53,897.62 = 13,751.92/x
  3. Step 3: Cross multiply
    35,931.75x = 53,897.62 × 13,751.92
  4. Step 4: Simplify right side
    35,931.75x = 741,195,758.43
  5. Step 5: Solve for x
    x = 741,195,758.43/35,931.75
  6. Step 6: Final answer
    x = 20,627.88

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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.