Home / 39,998.59-59,977.73-13,335.12

Finding the Fourth Proportional to 39,998.59, 59,977.73 and 13,335.12

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Solution

The fourth proportional to 39,998.59, 59,977.73 and 13,335.12 is: 19,995.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,998.59 : 59,977.73 = 13,335.12 : x
  2. Step 2: Convert to fraction form
    39,998.59/59,977.73 = 13,335.12/x
  3. Step 3: Cross multiply
    39,998.59x = 59,977.73 × 13,335.12
  4. Step 4: Simplify right side
    39,998.59x = 799,810,260.22
  5. Step 5: Solve for x
    x = 799,810,260.22/39,998.59
  6. Step 6: Final answer
    x = 19,995.96

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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.