Home / 35,776.34-53,672.47-11,761.73

Finding the Fourth Proportional to 35,776.34, 53,672.47 and 11,761.73

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Solution

The fourth proportional to 35,776.34, 53,672.47 and 11,761.73 is: 17,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,776.34 : 53,672.47 = 11,761.73 : x
  2. Step 2: Convert to fraction form
    35,776.34/53,672.47 = 11,761.73/x
  3. Step 3: Cross multiply
    35,776.34x = 53,672.47 × 11,761.73
  4. Step 4: Simplify right side
    35,776.34x = 631,281,100.57
  5. Step 5: Solve for x
    x = 631,281,100.57/35,776.34
  6. Step 6: Final answer
    x = 17,645.21

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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.