Home / 57,258.72-79,019.04-33,381.36

Finding the Fourth Proportional to 57,258.72, 79,019.04 and 33,381.36

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Solution

The fourth proportional to 57,258.72, 79,019.04 and 33,381.36 is: 46,067.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,258.72 : 79,019.04 = 33,381.36 : x
  2. Step 2: Convert to fraction form
    57,258.72/79,019.04 = 33,381.36/x
  3. Step 3: Cross multiply
    57,258.72x = 79,019.04 × 33,381.36
  4. Step 4: Simplify right side
    57,258.72x = 2,637,763,021.09
  5. Step 5: Solve for x
    x = 2,637,763,021.09/57,258.72
  6. Step 6: Final answer
    x = 46,067.45

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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.