Home / 39,964.27-55,152.53-22,974.03

Finding the Fourth Proportional to 39,964.27, 55,152.53 and 22,974.03

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Solution

The fourth proportional to 39,964.27, 55,152.53 and 22,974.03 is: 31,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.27 : 55,152.53 = 22,974.03 : x
  2. Step 2: Convert to fraction form
    39,964.27/55,152.53 = 22,974.03/x
  3. Step 3: Cross multiply
    39,964.27x = 55,152.53 × 22,974.03
  4. Step 4: Simplify right side
    39,964.27x = 1,267,075,878.80
  5. Step 5: Solve for x
    x = 1,267,075,878.80/39,964.27
  6. Step 6: Final answer
    x = 31,705.22

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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.