Home / 25,590.07-38,377.81-16,215.94

Finding the Fourth Proportional to 25,590.07, 38,377.81 and 16,215.94

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Solution

The fourth proportional to 25,590.07, 38,377.81 and 16,215.94 is: 24,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.07 : 38,377.81 = 16,215.94 : x
  2. Step 2: Convert to fraction form
    25,590.07/38,377.81 = 16,215.94/x
  3. Step 3: Cross multiply
    25,590.07x = 38,377.81 × 16,215.94
  4. Step 4: Simplify right side
    25,590.07x = 622,332,264.29
  5. Step 5: Solve for x
    x = 622,332,264.29/25,590.07
  6. Step 6: Final answer
    x = 24,319.29

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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.