Home / 39,394.13-59,091.70-13,098.87

Finding the Fourth Proportional to 39,394.13, 59,091.70 and 13,098.87

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Solution

The fourth proportional to 39,394.13, 59,091.70 and 13,098.87 is: 19,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.13 : 59,091.70 = 13,098.87 : x
  2. Step 2: Convert to fraction form
    39,394.13/59,091.70 = 13,098.87/x
  3. Step 3: Cross multiply
    39,394.13x = 59,091.70 × 13,098.87
  4. Step 4: Simplify right side
    39,394.13x = 774,034,496.38
  5. Step 5: Solve for x
    x = 774,034,496.38/39,394.13
  6. Step 6: Final answer
    x = 19,648.47

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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.