Home / 32,613.20-48,822.60-19,458.80

Finding the Fourth Proportional to 32,613.20, 48,822.60 and 19,458.80

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Solution

The fourth proportional to 32,613.20, 48,822.60 and 19,458.80 is: 29,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,613.20 : 48,822.60 = 19,458.80 : x
  2. Step 2: Convert to fraction form
    32,613.20/48,822.60 = 19,458.80/x
  3. Step 3: Cross multiply
    32,613.20x = 48,822.60 × 19,458.80
  4. Step 4: Simplify right side
    32,613.20x = 950,029,208.88
  5. Step 5: Solve for x
    x = 950,029,208.88/32,613.20
  6. Step 6: Final answer
    x = 29,130.21

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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.