Home / 30,581.27-45,874.47-13,051.25

Finding the Fourth Proportional to 30,581.27, 45,874.47 and 13,051.25

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Solution

The fourth proportional to 30,581.27, 45,874.47 and 13,051.25 is: 19,577.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,581.27 : 45,874.47 = 13,051.25 : x
  2. Step 2: Convert to fraction form
    30,581.27/45,874.47 = 13,051.25/x
  3. Step 3: Cross multiply
    30,581.27x = 45,874.47 × 13,051.25
  4. Step 4: Simplify right side
    30,581.27x = 598,719,176.59
  5. Step 5: Solve for x
    x = 598,719,176.59/30,581.27
  6. Step 6: Final answer
    x = 19,577.97

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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.