Home / 53,196.12-79,802.82-15,759.81

Finding the Fourth Proportional to 53,196.12, 79,802.82 and 15,759.81

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Solution

The fourth proportional to 53,196.12, 79,802.82 and 15,759.81 is: 23,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,196.12 : 79,802.82 = 15,759.81 : x
  2. Step 2: Convert to fraction form
    53,196.12/79,802.82 = 15,759.81/x
  3. Step 3: Cross multiply
    53,196.12x = 79,802.82 × 15,759.81
  4. Step 4: Simplify right side
    53,196.12x = 1,257,677,280.66
  5. Step 5: Solve for x
    x = 1,257,677,280.66/53,196.12
  6. Step 6: Final answer
    x = 23,642.27

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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.