Home / 21,484.44-29,652.10-12,531.95

Finding the Fourth Proportional to 21,484.44, 29,652.10 and 12,531.95

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Solution

The fourth proportional to 21,484.44, 29,652.10 and 12,531.95 is: 17,296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484.44 : 29,652.10 = 12,531.95 : x
  2. Step 2: Convert to fraction form
    21,484.44/29,652.10 = 12,531.95/x
  3. Step 3: Cross multiply
    21,484.44x = 29,652.10 × 12,531.95
  4. Step 4: Simplify right side
    21,484.44x = 371,598,455.00
  5. Step 5: Solve for x
    x = 371,598,455.00/21,484.44
  6. Step 6: Final answer
    x = 17,296.17

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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.