Home / 29,264.69-40,385.25-15,835.91

Finding the Fourth Proportional to 29,264.69, 40,385.25 and 15,835.91

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Solution

The fourth proportional to 29,264.69, 40,385.25 and 15,835.91 is: 21,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,264.69 : 40,385.25 = 15,835.91 : x
  2. Step 2: Convert to fraction form
    29,264.69/40,385.25 = 15,835.91/x
  3. Step 3: Cross multiply
    29,264.69x = 40,385.25 × 15,835.91
  4. Step 4: Simplify right side
    29,264.69x = 639,536,982.40
  5. Step 5: Solve for x
    x = 639,536,982.40/29,264.69
  6. Step 6: Final answer
    x = 21,853.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.