Home / 43,202.48-64,814.64-18,248.80

Finding the Fourth Proportional to 43,202.48, 64,814.64 and 18,248.80

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Solution

The fourth proportional to 43,202.48, 64,814.64 and 18,248.80 is: 27,377.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,202.48 : 64,814.64 = 18,248.80 : x
  2. Step 2: Convert to fraction form
    43,202.48/64,814.64 = 18,248.80/x
  3. Step 3: Cross multiply
    43,202.48x = 64,814.64 × 18,248.80
  4. Step 4: Simplify right side
    43,202.48x = 1,182,789,402.43
  5. Step 5: Solve for x
    x = 1,182,789,402.43/43,202.48
  6. Step 6: Final answer
    x = 27,377.81

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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.