Home / 35,454.66-53,163.16-10,491.27

Finding the Fourth Proportional to 35,454.66, 53,163.16 and 10,491.27

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Solution

The fourth proportional to 35,454.66, 53,163.16 and 10,491.27 is: 15,731.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,454.66 : 53,163.16 = 10,491.27 : x
  2. Step 2: Convert to fraction form
    35,454.66/53,163.16 = 10,491.27/x
  3. Step 3: Cross multiply
    35,454.66x = 53,163.16 × 10,491.27
  4. Step 4: Simplify right side
    35,454.66x = 557,749,065.61
  5. Step 5: Solve for x
    x = 557,749,065.61/35,454.66
  6. Step 6: Final answer
    x = 15,731.33

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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.