Home / 38,109.24-57,151.74-35,621.55

Finding the Fourth Proportional to 38,109.24, 57,151.74 and 35,621.55

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Solution

The fourth proportional to 38,109.24, 57,151.74 and 35,621.55 is: 53,421.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,109.24 : 57,151.74 = 35,621.55 : x
  2. Step 2: Convert to fraction form
    38,109.24/57,151.74 = 35,621.55/x
  3. Step 3: Cross multiply
    38,109.24x = 57,151.74 × 35,621.55
  4. Step 4: Simplify right side
    38,109.24x = 2,035,833,564.00
  5. Step 5: Solve for x
    x = 2,035,833,564.00/38,109.24
  6. Step 6: Final answer
    x = 53,421.00

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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.