Home / 39,713.16-59,552.25-18,659.19

Finding the Fourth Proportional to 39,713.16, 59,552.25 and 18,659.19

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Solution

The fourth proportional to 39,713.16, 59,552.25 and 18,659.19 is: 27,980.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,713.16 : 59,552.25 = 18,659.19 : x
  2. Step 2: Convert to fraction form
    39,713.16/59,552.25 = 18,659.19/x
  3. Step 3: Cross multiply
    39,713.16x = 59,552.25 × 18,659.19
  4. Step 4: Simplify right side
    39,713.16x = 1,111,196,747.68
  5. Step 5: Solve for x
    x = 1,111,196,747.68/39,713.16
  6. Step 6: Final answer
    x = 27,980.57

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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.