Home / 36,507.04-54,768.54-14,322.40

Finding the Fourth Proportional to 36,507.04, 54,768.54 and 14,322.40

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Solution

The fourth proportional to 36,507.04, 54,768.54 and 14,322.40 is: 21,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,507.04 : 54,768.54 = 14,322.40 : x
  2. Step 2: Convert to fraction form
    36,507.04/54,768.54 = 14,322.40/x
  3. Step 3: Cross multiply
    36,507.04x = 54,768.54 × 14,322.40
  4. Step 4: Simplify right side
    36,507.04x = 784,416,937.30
  5. Step 5: Solve for x
    x = 784,416,937.30/36,507.04
  6. Step 6: Final answer
    x = 21,486.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.