Home / 39,713.80-54,806.32-22,946.80

Finding the Fourth Proportional to 39,713.80, 54,806.32 and 22,946.80

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Solution

The fourth proportional to 39,713.80, 54,806.32 and 22,946.80 is: 31,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,713.80 : 54,806.32 = 22,946.80 : x
  2. Step 2: Convert to fraction form
    39,713.80/54,806.32 = 22,946.80/x
  3. Step 3: Cross multiply
    39,713.80x = 54,806.32 × 22,946.80
  4. Step 4: Simplify right side
    39,713.80x = 1,257,629,663.78
  5. Step 5: Solve for x
    x = 1,257,629,663.78/39,713.80
  6. Step 6: Final answer
    x = 31,667.32

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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.