Home / 39,326.40-54,268.52-22,328.42

Finding the Fourth Proportional to 39,326.40, 54,268.52 and 22,328.42

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Solution

The fourth proportional to 39,326.40, 54,268.52 and 22,328.42 is: 30,812.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,326.40 : 54,268.52 = 22,328.42 : x
  2. Step 2: Convert to fraction form
    39,326.40/54,268.52 = 22,328.42/x
  3. Step 3: Cross multiply
    39,326.40x = 54,268.52 × 22,328.42
  4. Step 4: Simplify right side
    39,326.40x = 1,211,729,924.35
  5. Step 5: Solve for x
    x = 1,211,729,924.35/39,326.40
  6. Step 6: Final answer
    x = 30,812.12

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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.