Home / 33,098.40-49,647.60-14,387.40

Finding the Fourth Proportional to 33,098.40, 49,647.60 and 14,387.40

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Solution

The fourth proportional to 33,098.40, 49,647.60 and 14,387.40 is: 21,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,098.40 : 49,647.60 = 14,387.40 : x
  2. Step 2: Convert to fraction form
    33,098.40/49,647.60 = 14,387.40/x
  3. Step 3: Cross multiply
    33,098.40x = 49,647.60 × 14,387.40
  4. Step 4: Simplify right side
    33,098.40x = 714,299,880.24
  5. Step 5: Solve for x
    x = 714,299,880.24/33,098.40
  6. Step 6: Final answer
    x = 21,581.10

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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.