Home / 25,093.90-34,644.60-15,675.22

Finding the Fourth Proportional to 25,093.90, 34,644.60 and 15,675.22

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Solution

The fourth proportional to 25,093.90, 34,644.60 and 15,675.22 is: 21,641.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,093.90 : 34,644.60 = 15,675.22 : x
  2. Step 2: Convert to fraction form
    25,093.90/34,644.60 = 15,675.22/x
  3. Step 3: Cross multiply
    25,093.90x = 34,644.60 × 15,675.22
  4. Step 4: Simplify right side
    25,093.90x = 543,061,475.21
  5. Step 5: Solve for x
    x = 543,061,475.21/25,093.90
  6. Step 6: Final answer
    x = 21,641.18

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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.