Home / 38,369.80-52,944.18-21,599.56

Finding the Fourth Proportional to 38,369.80, 52,944.18 and 21,599.56

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Solution

The fourth proportional to 38,369.80, 52,944.18 and 21,599.56 is: 29,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,369.80 : 52,944.18 = 21,599.56 : x
  2. Step 2: Convert to fraction form
    38,369.80/52,944.18 = 21,599.56/x
  3. Step 3: Cross multiply
    38,369.80x = 52,944.18 × 21,599.56
  4. Step 4: Simplify right side
    38,369.80x = 1,143,570,992.56
  5. Step 5: Solve for x
    x = 1,143,570,992.56/38,369.80
  6. Step 6: Final answer
    x = 29,803.93

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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.