Home / 39,493.29-59,242.99-13,198.12

Finding the Fourth Proportional to 39,493.29, 59,242.99 and 13,198.12

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Solution

The fourth proportional to 39,493.29, 59,242.99 and 13,198.12 is: 19,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,493.29 : 59,242.99 = 13,198.12 : x
  2. Step 2: Convert to fraction form
    39,493.29/59,242.99 = 13,198.12/x
  3. Step 3: Cross multiply
    39,493.29x = 59,242.99 × 13,198.12
  4. Step 4: Simplify right side
    39,493.29x = 781,896,091.18
  5. Step 5: Solve for x
    x = 781,896,091.18/39,493.29
  6. Step 6: Final answer
    x = 19,798.20

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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.