Home / 34,233.90-47,217.51-21,646.50

Finding the Fourth Proportional to 34,233.90, 47,217.51 and 21,646.50

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Solution

The fourth proportional to 34,233.90, 47,217.51 and 21,646.50 is: 29,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,233.90 : 47,217.51 = 21,646.50 : x
  2. Step 2: Convert to fraction form
    34,233.90/47,217.51 = 21,646.50/x
  3. Step 3: Cross multiply
    34,233.90x = 47,217.51 × 21,646.50
  4. Step 4: Simplify right side
    34,233.90x = 1,022,093,830.22
  5. Step 5: Solve for x
    x = 1,022,093,830.22/34,233.90
  6. Step 6: Final answer
    x = 29,856.19

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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.