Home / 32,006.20-48,030.90-20,885.80

Finding the Fourth Proportional to 32,006.20, 48,030.90 and 20,885.80

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Solution

The fourth proportional to 32,006.20, 48,030.90 and 20,885.80 is: 31,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,006.20 : 48,030.90 = 20,885.80 : x
  2. Step 2: Convert to fraction form
    32,006.20/48,030.90 = 20,885.80/x
  3. Step 3: Cross multiply
    32,006.20x = 48,030.90 × 20,885.80
  4. Step 4: Simplify right side
    32,006.20x = 1,003,163,771.22
  5. Step 5: Solve for x
    x = 1,003,163,771.22/32,006.20
  6. Step 6: Final answer
    x = 31,342.80

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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.