Home / 38,272.48-57,325.65-18,509.60

Finding the Fourth Proportional to 38,272.48, 57,325.65 and 18,509.60

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Solution

The fourth proportional to 38,272.48, 57,325.65 and 18,509.60 is: 27,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,272.48 : 57,325.65 = 18,509.60 : x
  2. Step 2: Convert to fraction form
    38,272.48/57,325.65 = 18,509.60/x
  3. Step 3: Cross multiply
    38,272.48x = 57,325.65 × 18,509.60
  4. Step 4: Simplify right side
    38,272.48x = 1,061,074,472.06
  5. Step 5: Solve for x
    x = 1,061,074,472.06/38,272.48
  6. Step 6: Final answer
    x = 27,724.22

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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.