Home / 15,761.21-23,572.10-14,018.44

Finding the Fourth Proportional to 15,761.21, 23,572.10 and 14,018.44

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Solution

The fourth proportional to 15,761.21, 23,572.10 and 14,018.44 is: 20,965.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,761.21 : 23,572.10 = 14,018.44 : x
  2. Step 2: Convert to fraction form
    15,761.21/23,572.10 = 14,018.44/x
  3. Step 3: Cross multiply
    15,761.21x = 23,572.10 × 14,018.44
  4. Step 4: Simplify right side
    15,761.21x = 330,444,136.42
  5. Step 5: Solve for x
    x = 330,444,136.42/15,761.21
  6. Step 6: Final answer
    x = 20,965.66

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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.