Home / 32,769.18-45,226.34-20,029.71

Finding the Fourth Proportional to 32,769.18, 45,226.34 and 20,029.71

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Solution

The fourth proportional to 32,769.18, 45,226.34 and 20,029.71 is: 27,643.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,769.18 : 45,226.34 = 20,029.71 : x
  2. Step 2: Convert to fraction form
    32,769.18/45,226.34 = 20,029.71/x
  3. Step 3: Cross multiply
    32,769.18x = 45,226.34 × 20,029.71
  4. Step 4: Simplify right side
    32,769.18x = 905,870,374.41
  5. Step 5: Solve for x
    x = 905,870,374.41/32,769.18
  6. Step 6: Final answer
    x = 27,643.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.