Home / 19,671.24-29,506.84-6,520.54

Finding the Fourth Proportional to 19,671.24, 29,506.84 and 6,520.54

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Solution

The fourth proportional to 19,671.24, 29,506.84 and 6,520.54 is: 9,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671.24 : 29,506.84 = 6,520.54 : x
  2. Step 2: Convert to fraction form
    19,671.24/29,506.84 = 6,520.54/x
  3. Step 3: Cross multiply
    19,671.24x = 29,506.84 × 6,520.54
  4. Step 4: Simplify right side
    19,671.24x = 192,400,530.49
  5. Step 5: Solve for x
    x = 192,400,530.49/19,671.24
  6. Step 6: Final answer
    x = 9,780.80

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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.