Home / 35,931.44-53,897.16-13,751.61

Finding the Fourth Proportional to 35,931.44, 53,897.16 and 13,751.61

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Solution

The fourth proportional to 35,931.44, 53,897.16 and 13,751.61 is: 20,627.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,931.44 : 53,897.16 = 13,751.61 : x
  2. Step 2: Convert to fraction form
    35,931.44/53,897.16 = 13,751.61/x
  3. Step 3: Cross multiply
    35,931.44x = 53,897.16 × 13,751.61
  4. Step 4: Simplify right side
    35,931.44x = 741,172,655.67
  5. Step 5: Solve for x
    x = 741,172,655.67/35,931.44
  6. Step 6: Final answer
    x = 20,627.42

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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.