Home / 32,974.08-45,523.68-21,663.34

Finding the Fourth Proportional to 32,974.08, 45,523.68 and 21,663.34

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Solution

The fourth proportional to 32,974.08, 45,523.68 and 21,663.34 is: 29,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,974.08 : 45,523.68 = 21,663.34 : x
  2. Step 2: Convert to fraction form
    32,974.08/45,523.68 = 21,663.34/x
  3. Step 3: Cross multiply
    32,974.08x = 45,523.68 × 21,663.34
  4. Step 4: Simplify right side
    32,974.08x = 986,194,957.89
  5. Step 5: Solve for x
    x = 986,194,957.89/32,974.08
  6. Step 6: Final answer
    x = 29,908.19

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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.