Home / 39,398.12-59,114.27-20,673.64

Finding the Fourth Proportional to 39,398.12, 59,114.27 and 20,673.64

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Solution

The fourth proportional to 39,398.12, 59,114.27 and 20,673.64 is: 31,019.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398.12 : 59,114.27 = 20,673.64 : x
  2. Step 2: Convert to fraction form
    39,398.12/59,114.27 = 20,673.64/x
  3. Step 3: Cross multiply
    39,398.12x = 59,114.27 × 20,673.64
  4. Step 4: Simplify right side
    39,398.12x = 1,222,107,258.33
  5. Step 5: Solve for x
    x = 1,222,107,258.33/39,398.12
  6. Step 6: Final answer
    x = 31,019.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.