Home / 25,083.18-34,638.22-16,146.21

Finding the Fourth Proportional to 25,083.18, 34,638.22 and 16,146.21

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Solution

The fourth proportional to 25,083.18, 34,638.22 and 16,146.21 is: 22,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,083.18 : 34,638.22 = 16,146.21 : x
  2. Step 2: Convert to fraction form
    25,083.18/34,638.22 = 16,146.21/x
  3. Step 3: Cross multiply
    25,083.18x = 34,638.22 × 16,146.21
  4. Step 4: Simplify right side
    25,083.18x = 559,276,124.22
  5. Step 5: Solve for x
    x = 559,276,124.22/25,083.18
  6. Step 6: Final answer
    x = 22,296.86

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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.