Home / 39,946.65-55,122.98-22,945.37

Finding the Fourth Proportional to 39,946.65, 55,122.98 and 22,945.37

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Solution

The fourth proportional to 39,946.65, 55,122.98 and 22,945.37 is: 31,662.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,946.65 : 55,122.98 = 22,945.37 : x
  2. Step 2: Convert to fraction form
    39,946.65/55,122.98 = 22,945.37/x
  3. Step 3: Cross multiply
    39,946.65x = 55,122.98 × 22,945.37
  4. Step 4: Simplify right side
    39,946.65x = 1,264,816,781.26
  5. Step 5: Solve for x
    x = 1,264,816,781.26/39,946.65
  6. Step 6: Final answer
    x = 31,662.65

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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.