Home / 29,523.52-40,753.83-21,628.45

Finding the Fourth Proportional to 29,523.52, 40,753.83 and 21,628.45

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Solution

The fourth proportional to 29,523.52, 40,753.83 and 21,628.45 is: 29,855.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,523.52 : 40,753.83 = 21,628.45 : x
  2. Step 2: Convert to fraction form
    29,523.52/40,753.83 = 21,628.45/x
  3. Step 3: Cross multiply
    29,523.52x = 40,753.83 × 21,628.45
  4. Step 4: Simplify right side
    29,523.52x = 881,442,174.46
  5. Step 5: Solve for x
    x = 881,442,174.46/29,523.52
  6. Step 6: Final answer
    x = 29,855.59

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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.