Home / 43,272.66-64,908.96-18,306.21

Finding the Fourth Proportional to 43,272.66, 64,908.96 and 18,306.21

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Solution

The fourth proportional to 43,272.66, 64,908.96 and 18,306.21 is: 27,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,272.66 : 64,908.96 = 18,306.21 : x
  2. Step 2: Convert to fraction form
    43,272.66/64,908.96 = 18,306.21/x
  3. Step 3: Cross multiply
    43,272.66x = 64,908.96 × 18,306.21
  4. Step 4: Simplify right side
    43,272.66x = 1,188,237,052.64
  5. Step 5: Solve for x
    x = 1,188,237,052.64/43,272.66
  6. Step 6: Final answer
    x = 27,459.30

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1.5x scale

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.