Home / 38,353.42-52,924.35-21,356.38

Finding the Fourth Proportional to 38,353.42, 52,924.35 and 21,356.38

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Solution

The fourth proportional to 38,353.42, 52,924.35 and 21,356.38 is: 29,469.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353.42 : 52,924.35 = 21,356.38 : x
  2. Step 2: Convert to fraction form
    38,353.42/52,924.35 = 21,356.38/x
  3. Step 3: Cross multiply
    38,353.42x = 52,924.35 × 21,356.38
  4. Step 4: Simplify right side
    38,353.42x = 1,130,272,529.85
  5. Step 5: Solve for x
    x = 1,130,272,529.85/38,353.42
  6. Step 6: Final answer
    x = 29,469.93

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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.