Home / 39,031.03-53,867.60-22,035.99

Finding the Fourth Proportional to 39,031.03, 53,867.60 and 22,035.99

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Solution

The fourth proportional to 39,031.03, 53,867.60 and 22,035.99 is: 30,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,031.03 : 53,867.60 = 22,035.99 : x
  2. Step 2: Convert to fraction form
    39,031.03/53,867.60 = 22,035.99/x
  3. Step 3: Cross multiply
    39,031.03x = 53,867.60 × 22,035.99
  4. Step 4: Simplify right side
    39,031.03x = 1,187,025,977.27
  5. Step 5: Solve for x
    x = 1,187,025,977.27/39,031.03
  6. Step 6: Final answer
    x = 30,412.37

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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.