Home / 38,353.04-52,932.24-21,589.28

Finding the Fourth Proportional to 38,353.04, 52,932.24 and 21,589.28

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Solution

The fourth proportional to 38,353.04, 52,932.24 and 21,589.28 is: 29,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353.04 : 52,932.24 = 21,589.28 : x
  2. Step 2: Convert to fraction form
    38,353.04/52,932.24 = 21,589.28/x
  3. Step 3: Cross multiply
    38,353.04x = 52,932.24 × 21,589.28
  4. Step 4: Simplify right side
    38,353.04x = 1,142,768,950.39
  5. Step 5: Solve for x
    x = 1,142,768,950.39/38,353.04
  6. Step 6: Final answer
    x = 29,796.05

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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.