Home / 39,122.06-58,673.51-21,333.54

Finding the Fourth Proportional to 39,122.06, 58,673.51 and 21,333.54

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Solution

The fourth proportional to 39,122.06, 58,673.51 and 21,333.54 is: 31,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,122.06 : 58,673.51 = 21,333.54 : x
  2. Step 2: Convert to fraction form
    39,122.06/58,673.51 = 21,333.54/x
  3. Step 3: Cross multiply
    39,122.06x = 58,673.51 × 21,333.54
  4. Step 4: Simplify right side
    39,122.06x = 1,251,713,565.86
  5. Step 5: Solve for x
    x = 1,251,713,565.86/39,122.06
  6. Step 6: Final answer
    x = 31,995.09

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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.