Home / 15,725.99-23,589.21-4,039.20

Finding the Fourth Proportional to 15,725.99, 23,589.21 and 4,039.20

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Solution

The fourth proportional to 15,725.99, 23,589.21 and 4,039.20 is: 6,058.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725.99 : 23,589.21 = 4,039.20 : x
  2. Step 2: Convert to fraction form
    15,725.99/23,589.21 = 4,039.20/x
  3. Step 3: Cross multiply
    15,725.99x = 23,589.21 × 4,039.20
  4. Step 4: Simplify right side
    15,725.99x = 95,281,537.03
  5. Step 5: Solve for x
    x = 95,281,537.03/15,725.99
  6. Step 6: Final answer
    x = 6,058.86

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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.