Home / 35,871.82-53,809.67-10,909.95

Finding the Fourth Proportional to 35,871.82, 53,809.67 and 10,909.95

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Solution

The fourth proportional to 35,871.82, 53,809.67 and 10,909.95 is: 16,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871.82 : 53,809.67 = 10,909.95 : x
  2. Step 2: Convert to fraction form
    35,871.82/53,809.67 = 10,909.95/x
  3. Step 3: Cross multiply
    35,871.82x = 53,809.67 × 10,909.95
  4. Step 4: Simplify right side
    35,871.82x = 587,060,809.22
  5. Step 5: Solve for x
    x = 587,060,809.22/35,871.82
  6. Step 6: Final answer
    x = 16,365.52

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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.