Home / 14,761.48-22,137.90-5,525.32

Finding the Fourth Proportional to 14,761.48, 22,137.90 and 5,525.32

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Solution

The fourth proportional to 14,761.48, 22,137.90 and 5,525.32 is: 8,286.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761.48 : 22,137.90 = 5,525.32 : x
  2. Step 2: Convert to fraction form
    14,761.48/22,137.90 = 5,525.32/x
  3. Step 3: Cross multiply
    14,761.48x = 22,137.90 × 5,525.32
  4. Step 4: Simplify right side
    14,761.48x = 122,318,981.63
  5. Step 5: Solve for x
    x = 122,318,981.63/14,761.48
  6. Step 6: Final answer
    x = 8,286.36

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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.