Home / 19,671.86-29,503.34-5,631.73

Finding the Fourth Proportional to 19,671.86, 29,503.34 and 5,631.73

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Solution

The fourth proportional to 19,671.86, 29,503.34 and 5,631.73 is: 8,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671.86 : 29,503.34 = 5,631.73 : x
  2. Step 2: Convert to fraction form
    19,671.86/29,503.34 = 5,631.73/x
  3. Step 3: Cross multiply
    19,671.86x = 29,503.34 × 5,631.73
  4. Step 4: Simplify right side
    19,671.86x = 166,154,764.18
  5. Step 5: Solve for x
    x = 166,154,764.18/19,671.86
  6. Step 6: Final answer
    x = 8,446.32

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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.