Home / 40,133.98-60,200.96-13,836.66

Finding the Fourth Proportional to 40,133.98, 60,200.96 and 13,836.66

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Solution

The fourth proportional to 40,133.98, 60,200.96 and 13,836.66 is: 20,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,133.98 : 60,200.96 = 13,836.66 : x
  2. Step 2: Convert to fraction form
    40,133.98/60,200.96 = 13,836.66/x
  3. Step 3: Cross multiply
    40,133.98x = 60,200.96 × 13,836.66
  4. Step 4: Simplify right side
    40,133.98x = 832,979,920.26
  5. Step 5: Solve for x
    x = 832,979,920.26/40,133.98
  6. Step 6: Final answer
    x = 20,754.98

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1.5x scale

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.