Home / 15,429.34-23,144.10-3,742.66

Finding the Fourth Proportional to 15,429.34, 23,144.10 and 3,742.66

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Solution

The fourth proportional to 15,429.34, 23,144.10 and 3,742.66 is: 5,614.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.34 : 23,144.10 = 3,742.66 : x
  2. Step 2: Convert to fraction form
    15,429.34/23,144.10 = 3,742.66/x
  3. Step 3: Cross multiply
    15,429.34x = 23,144.10 × 3,742.66
  4. Step 4: Simplify right side
    15,429.34x = 86,620,497.31
  5. Step 5: Solve for x
    x = 86,620,497.31/15,429.34
  6. Step 6: Final answer
    x = 5,614.01

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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.