Home / 32,916.01-45,424.30-20,169.22

Finding the Fourth Proportional to 32,916.01, 45,424.30 and 20,169.22

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Solution

The fourth proportional to 32,916.01, 45,424.30 and 20,169.22 is: 27,833.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,916.01 : 45,424.30 = 20,169.22 : x
  2. Step 2: Convert to fraction form
    32,916.01/45,424.30 = 20,169.22/x
  3. Step 3: Cross multiply
    32,916.01x = 45,424.30 × 20,169.22
  4. Step 4: Simplify right side
    32,916.01x = 916,172,472.92
  5. Step 5: Solve for x
    x = 916,172,472.92/32,916.01
  6. Step 6: Final answer
    x = 27,833.65

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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.