Home / 39,392.20-59,039.02-19,676.26

Finding the Fourth Proportional to 39,392.20, 59,039.02 and 19,676.26

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Solution

The fourth proportional to 39,392.20, 59,039.02 and 19,676.26 is: 29,489.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,392.20 : 59,039.02 = 19,676.26 : x
  2. Step 2: Convert to fraction form
    39,392.20/59,039.02 = 19,676.26/x
  3. Step 3: Cross multiply
    39,392.20x = 59,039.02 × 19,676.26
  4. Step 4: Simplify right side
    39,392.20x = 1,161,667,107.67
  5. Step 5: Solve for x
    x = 1,161,667,107.67/39,392.20
  6. Step 6: Final answer
    x = 29,489.77

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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.