Home / 19,609.90-29,411.72-16,299.40

Finding the Fourth Proportional to 19,609.90, 29,411.72 and 16,299.40

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Solution

The fourth proportional to 19,609.90, 29,411.72 and 16,299.40 is: 24,446.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.90 : 29,411.72 = 16,299.40 : x
  2. Step 2: Convert to fraction form
    19,609.90/29,411.72 = 16,299.40/x
  3. Step 3: Cross multiply
    19,609.90x = 29,411.72 × 16,299.40
  4. Step 4: Simplify right side
    19,609.90x = 479,393,388.97
  5. Step 5: Solve for x
    x = 479,393,388.97/19,609.90
  6. Step 6: Final answer
    x = 24,446.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.