Home / 22,898.36-31,602.36-12,829.52

Finding the Fourth Proportional to 22,898.36, 31,602.36 and 12,829.52

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Solution

The fourth proportional to 22,898.36, 31,602.36 and 12,829.52 is: 17,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,898.36 : 31,602.36 = 12,829.52 : x
  2. Step 2: Convert to fraction form
    22,898.36/31,602.36 = 12,829.52/x
  3. Step 3: Cross multiply
    22,898.36x = 31,602.36 × 12,829.52
  4. Step 4: Simplify right side
    22,898.36x = 405,443,109.67
  5. Step 5: Solve for x
    x = 405,443,109.67/22,898.36
  6. Step 6: Final answer
    x = 17,706.21

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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.