Home / 38,334.42-52,901.48-21,338.30

Finding the Fourth Proportional to 38,334.42, 52,901.48 and 21,338.30

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Solution

The fourth proportional to 38,334.42, 52,901.48 and 21,338.30 is: 29,446.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,334.42 : 52,901.48 = 21,338.30 : x
  2. Step 2: Convert to fraction form
    38,334.42/52,901.48 = 21,338.30/x
  3. Step 3: Cross multiply
    38,334.42x = 52,901.48 × 21,338.30
  4. Step 4: Simplify right side
    38,334.42x = 1,128,827,279.49
  5. Step 5: Solve for x
    x = 1,128,827,279.49/38,334.42
  6. Step 6: Final answer
    x = 29,446.83

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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.