Home / 25,732.72-38,599.20-9,090.85

Finding the Fourth Proportional to 25,732.72, 38,599.20 and 9,090.85

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Solution

The fourth proportional to 25,732.72, 38,599.20 and 9,090.85 is: 13,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,732.72 : 38,599.20 = 9,090.85 : x
  2. Step 2: Convert to fraction form
    25,732.72/38,599.20 = 9,090.85/x
  3. Step 3: Cross multiply
    25,732.72x = 38,599.20 × 9,090.85
  4. Step 4: Simplify right side
    25,732.72x = 350,899,537.32
  5. Step 5: Solve for x
    x = 350,899,537.32/25,732.72
  6. Step 6: Final answer
    x = 13,636.32

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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.