Home / 53,096.69-79,645.67-13,652.75

Finding the Fourth Proportional to 53,096.69, 79,645.67 and 13,652.75

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Solution

The fourth proportional to 53,096.69, 79,645.67 and 13,652.75 is: 20,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,096.69 : 79,645.67 = 13,652.75 : x
  2. Step 2: Convert to fraction form
    53,096.69/79,645.67 = 13,652.75/x
  3. Step 3: Cross multiply
    53,096.69x = 79,645.67 × 13,652.75
  4. Step 4: Simplify right side
    53,096.69x = 1,087,381,954.60
  5. Step 5: Solve for x
    x = 1,087,381,954.60/53,096.69
  6. Step 6: Final answer
    x = 20,479.28

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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.