Home / 21,024.21-29,011.93-11,592.57

Finding the Fourth Proportional to 21,024.21, 29,011.93 and 11,592.57

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Solution

The fourth proportional to 21,024.21, 29,011.93 and 11,592.57 is: 15,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,024.21 : 29,011.93 = 11,592.57 : x
  2. Step 2: Convert to fraction form
    21,024.21/29,011.93 = 11,592.57/x
  3. Step 3: Cross multiply
    21,024.21x = 29,011.93 × 11,592.57
  4. Step 4: Simplify right side
    21,024.21x = 336,322,800.38
  5. Step 5: Solve for x
    x = 336,322,800.38/21,024.21
  6. Step 6: Final answer
    x = 15,996.93

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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.