Home / 39,349.41-59,058.75-20,642.82

Finding the Fourth Proportional to 39,349.41, 59,058.75 and 20,642.82

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Solution

The fourth proportional to 39,349.41, 59,058.75 and 20,642.82 is: 30,982.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349.41 : 59,058.75 = 20,642.82 : x
  2. Step 2: Convert to fraction form
    39,349.41/59,058.75 = 20,642.82/x
  3. Step 3: Cross multiply
    39,349.41x = 59,058.75 × 20,642.82
  4. Step 4: Simplify right side
    39,349.41x = 1,219,138,827.44
  5. Step 5: Solve for x
    x = 1,219,138,827.44/39,349.41
  6. Step 6: Final answer
    x = 30,982.39

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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.