Home / 39,417.36-59,151.96-18,629.52

Finding the Fourth Proportional to 39,417.36, 59,151.96 and 18,629.52

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Solution

The fourth proportional to 39,417.36, 59,151.96 and 18,629.52 is: 27,956.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,417.36 : 59,151.96 = 18,629.52 : x
  2. Step 2: Convert to fraction form
    39,417.36/59,151.96 = 18,629.52/x
  3. Step 3: Cross multiply
    39,417.36x = 59,151.96 × 18,629.52
  4. Step 4: Simplify right side
    39,417.36x = 1,101,972,621.86
  5. Step 5: Solve for x
    x = 1,101,972,621.86/39,417.36
  6. Step 6: Final answer
    x = 27,956.53

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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.