Home / 58,633.36-87,966.44-19,218.14

Finding the Fourth Proportional to 58,633.36, 87,966.44 and 19,218.14

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Solution

The fourth proportional to 58,633.36, 87,966.44 and 19,218.14 is: 28,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,633.36 : 87,966.44 = 19,218.14 : x
  2. Step 2: Convert to fraction form
    58,633.36/87,966.44 = 19,218.14/x
  3. Step 3: Cross multiply
    58,633.36x = 87,966.44 × 19,218.14
  4. Step 4: Simplify right side
    58,633.36x = 1,690,551,359.22
  5. Step 5: Solve for x
    x = 1,690,551,359.22/58,633.36
  6. Step 6: Final answer
    x = 28,832.59

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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.