Home / 21,032.78-29,024.19-11,601.10

Finding the Fourth Proportional to 21,032.78, 29,024.19 and 11,601.10

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Solution

The fourth proportional to 21,032.78, 29,024.19 and 11,601.10 is: 16,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032.78 : 29,024.19 = 11,601.10 : x
  2. Step 2: Convert to fraction form
    21,032.78/29,024.19 = 11,601.10/x
  3. Step 3: Cross multiply
    21,032.78x = 29,024.19 × 11,601.10
  4. Step 4: Simplify right side
    21,032.78x = 336,712,530.61
  5. Step 5: Solve for x
    x = 336,712,530.61/21,032.78
  6. Step 6: Final answer
    x = 16,008.94

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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.