Home / 21,585.11-29,787.00-12,024.98

Finding the Fourth Proportional to 21,585.11, 29,787.00 and 12,024.98

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Solution

The fourth proportional to 21,585.11, 29,787.00 and 12,024.98 is: 16,594.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,585.11 : 29,787.00 = 12,024.98 : x
  2. Step 2: Convert to fraction form
    21,585.11/29,787.00 = 12,024.98/x
  3. Step 3: Cross multiply
    21,585.11x = 29,787.00 × 12,024.98
  4. Step 4: Simplify right side
    21,585.11x = 358,188,019.14
  5. Step 5: Solve for x
    x = 358,188,019.14/21,585.11
  6. Step 6: Final answer
    x = 16,594.22

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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.