Home / 28,419.39-42,567.99-23,058.48

Finding the Fourth Proportional to 28,419.39, 42,567.99 and 23,058.48

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Solution

The fourth proportional to 28,419.39, 42,567.99 and 23,058.48 is: 34,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,419.39 : 42,567.99 = 23,058.48 : x
  2. Step 2: Convert to fraction form
    28,419.39/42,567.99 = 23,058.48/x
  3. Step 3: Cross multiply
    28,419.39x = 42,567.99 × 23,058.48
  4. Step 4: Simplify right side
    28,419.39x = 981,553,146.06
  5. Step 5: Solve for x
    x = 981,553,146.06/28,419.39
  6. Step 6: Final answer
    x = 34,538.15

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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.