Home / 39,351.04-54,302.70-22,355.23

Finding the Fourth Proportional to 39,351.04, 54,302.70 and 22,355.23

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Solution

The fourth proportional to 39,351.04, 54,302.70 and 22,355.23 is: 30,849.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,351.04 : 54,302.70 = 22,355.23 : x
  2. Step 2: Convert to fraction form
    39,351.04/54,302.70 = 22,355.23/x
  3. Step 3: Cross multiply
    39,351.04x = 54,302.70 × 22,355.23
  4. Step 4: Simplify right side
    39,351.04x = 1,213,949,348.12
  5. Step 5: Solve for x
    x = 1,213,949,348.12/39,351.04
  6. Step 6: Final answer
    x = 30,849.23

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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.