Home / 53,172.09-79,758.75-22,773.12

Finding the Fourth Proportional to 53,172.09, 79,758.75 and 22,773.12

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Solution

The fourth proportional to 53,172.09, 79,758.75 and 22,773.12 is: 34,159.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,172.09 : 79,758.75 = 22,773.12 : x
  2. Step 2: Convert to fraction form
    53,172.09/79,758.75 = 22,773.12/x
  3. Step 3: Cross multiply
    53,172.09x = 79,758.75 × 22,773.12
  4. Step 4: Simplify right side
    53,172.09x = 1,816,355,584.80
  5. Step 5: Solve for x
    x = 1,816,355,584.80/53,172.09
  6. Step 6: Final answer
    x = 34,159.94

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1.5x scale

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.