Home / 35,619.66-53,396.33-13,447.71

Finding the Fourth Proportional to 35,619.66, 53,396.33 and 13,447.71

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Solution

The fourth proportional to 35,619.66, 53,396.33 and 13,447.71 is: 20,159.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,619.66 : 53,396.33 = 13,447.71 : x
  2. Step 2: Convert to fraction form
    35,619.66/53,396.33 = 13,447.71/x
  3. Step 3: Cross multiply
    35,619.66x = 53,396.33 × 13,447.71
  4. Step 4: Simplify right side
    35,619.66x = 718,058,293.67
  5. Step 5: Solve for x
    x = 718,058,293.67/35,619.66
  6. Step 6: Final answer
    x = 20,159.04

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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.