Home / 39,942.28-55,123.02-22,952.02

Finding the Fourth Proportional to 39,942.28, 55,123.02 and 22,952.02

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Solution

The fourth proportional to 39,942.28, 55,123.02 and 22,952.02 is: 31,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,942.28 : 55,123.02 = 22,952.02 : x
  2. Step 2: Convert to fraction form
    39,942.28/55,123.02 = 22,952.02/x
  3. Step 3: Cross multiply
    39,942.28x = 55,123.02 × 22,952.02
  4. Step 4: Simplify right side
    39,942.28x = 1,265,184,542.74
  5. Step 5: Solve for x
    x = 1,265,184,542.74/39,942.28
  6. Step 6: Final answer
    x = 31,675.33

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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.