Home / 43,053.92-64,581.09-13,068.42

Finding the Fourth Proportional to 43,053.92, 64,581.09 and 13,068.42

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Solution

The fourth proportional to 43,053.92, 64,581.09 and 13,068.42 is: 19,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,053.92 : 64,581.09 = 13,068.42 : x
  2. Step 2: Convert to fraction form
    43,053.92/64,581.09 = 13,068.42/x
  3. Step 3: Cross multiply
    43,053.92x = 64,581.09 × 13,068.42
  4. Step 4: Simplify right side
    43,053.92x = 843,972,419.93
  5. Step 5: Solve for x
    x = 843,972,419.93/43,053.92
  6. Step 6: Final answer
    x = 19,602.68

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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.