Home / 39,187.40-54,084.72-22,192.52

Finding the Fourth Proportional to 39,187.40, 54,084.72 and 22,192.52

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Solution

The fourth proportional to 39,187.40, 54,084.72 and 22,192.52 is: 30,629.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187.40 : 54,084.72 = 22,192.52 : x
  2. Step 2: Convert to fraction form
    39,187.40/54,084.72 = 22,192.52/x
  3. Step 3: Cross multiply
    39,187.40x = 54,084.72 × 22,192.52
  4. Step 4: Simplify right side
    39,187.40x = 1,200,276,230.29
  5. Step 5: Solve for x
    x = 1,200,276,230.29/39,187.40
  6. Step 6: Final answer
    x = 30,629.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.