Home / 32,965.60-49,484.85-20,499.70

Finding the Fourth Proportional to 32,965.60, 49,484.85 and 20,499.70

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Solution

The fourth proportional to 32,965.60, 49,484.85 and 20,499.70 is: 30,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,965.60 : 49,484.85 = 20,499.70 : x
  2. Step 2: Convert to fraction form
    32,965.60/49,484.85 = 20,499.70/x
  3. Step 3: Cross multiply
    32,965.60x = 49,484.85 × 20,499.70
  4. Step 4: Simplify right side
    32,965.60x = 1,014,424,579.55
  5. Step 5: Solve for x
    x = 1,014,424,579.55/32,965.60
  6. Step 6: Final answer
    x = 30,772.22

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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.