Home / 21,197.02-29,252.17-11,635.52

Finding the Fourth Proportional to 21,197.02, 29,252.17 and 11,635.52

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Solution

The fourth proportional to 21,197.02, 29,252.17 and 11,635.52 is: 16,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,197.02 : 29,252.17 = 11,635.52 : x
  2. Step 2: Convert to fraction form
    21,197.02/29,252.17 = 11,635.52/x
  3. Step 3: Cross multiply
    21,197.02x = 29,252.17 × 11,635.52
  4. Step 4: Simplify right side
    21,197.02x = 340,364,299.63
  5. Step 5: Solve for x
    x = 340,364,299.63/21,197.02
  6. Step 6: Final answer
    x = 16,057.17

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1.5x scale

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.