Home / 22,587.40-33,835.74-12,711.88

Finding the Fourth Proportional to 22,587.40, 33,835.74 and 12,711.88

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Solution

The fourth proportional to 22,587.40, 33,835.74 and 12,711.88 is: 19,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,587.40 : 33,835.74 = 12,711.88 : x
  2. Step 2: Convert to fraction form
    22,587.40/33,835.74 = 12,711.88/x
  3. Step 3: Cross multiply
    22,587.40x = 33,835.74 × 12,711.88
  4. Step 4: Simplify right side
    22,587.40x = 430,115,866.59
  5. Step 5: Solve for x
    x = 430,115,866.59/22,587.40
  6. Step 6: Final answer
    x = 19,042.29

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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.