Home / 39,382.74-59,073.30-13,087.74

Finding the Fourth Proportional to 39,382.74, 59,073.30 and 13,087.74

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Solution

The fourth proportional to 39,382.74, 59,073.30 and 13,087.74 is: 19,631.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,382.74 : 59,073.30 = 13,087.74 : x
  2. Step 2: Convert to fraction form
    39,382.74/59,073.30 = 13,087.74/x
  3. Step 3: Cross multiply
    39,382.74x = 59,073.30 × 13,087.74
  4. Step 4: Simplify right side
    39,382.74x = 773,135,991.34
  5. Step 5: Solve for x
    x = 773,135,991.34/39,382.74
  6. Step 6: Final answer
    x = 19,631.34

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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.