Home / 39,673.13-54,748.91-22,906.13

Finding the Fourth Proportional to 39,673.13, 54,748.91 and 22,906.13

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Solution

The fourth proportional to 39,673.13, 54,748.91 and 22,906.13 is: 31,610.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,673.13 : 54,748.91 = 22,906.13 : x
  2. Step 2: Convert to fraction form
    39,673.13/54,748.91 = 22,906.13/x
  3. Step 3: Cross multiply
    39,673.13x = 54,748.91 × 22,906.13
  4. Step 4: Simplify right side
    39,673.13x = 1,254,085,433.34
  5. Step 5: Solve for x
    x = 1,254,085,433.34/39,673.13
  6. Step 6: Final answer
    x = 31,610.45

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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.