Home / 34,683.48-47,867.22-21,251.70

Finding the Fourth Proportional to 34,683.48, 47,867.22 and 21,251.70

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Solution

The fourth proportional to 34,683.48, 47,867.22 and 21,251.70 is: 29,329.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,683.48 : 47,867.22 = 21,251.70 : x
  2. Step 2: Convert to fraction form
    34,683.48/47,867.22 = 21,251.70/x
  3. Step 3: Cross multiply
    34,683.48x = 47,867.22 × 21,251.70
  4. Step 4: Simplify right side
    34,683.48x = 1,017,259,799.27
  5. Step 5: Solve for x
    x = 1,017,259,799.27/34,683.48
  6. Step 6: Final answer
    x = 29,329.81

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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.