Home / 39,743.06-59,623.16-13,447.22

Finding the Fourth Proportional to 39,743.06, 59,623.16 and 13,447.22

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Solution

The fourth proportional to 39,743.06, 59,623.16 and 13,447.22 is: 20,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,743.06 : 59,623.16 = 13,447.22 : x
  2. Step 2: Convert to fraction form
    39,743.06/59,623.16 = 13,447.22/x
  3. Step 3: Cross multiply
    39,743.06x = 59,623.16 × 13,447.22
  4. Step 4: Simplify right side
    39,743.06x = 801,765,384.26
  5. Step 5: Solve for x
    x = 801,765,384.26/39,743.06
  6. Step 6: Final answer
    x = 20,173.72

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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.