Home / 14,880.98-20,540.81-10,414.06

Finding the Fourth Proportional to 14,880.98, 20,540.81 and 10,414.06

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Solution

The fourth proportional to 14,880.98, 20,540.81 and 10,414.06 is: 14,374.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.98 : 20,540.81 = 10,414.06 : x
  2. Step 2: Convert to fraction form
    14,880.98/20,540.81 = 10,414.06/x
  3. Step 3: Cross multiply
    14,880.98x = 20,540.81 × 10,414.06
  4. Step 4: Simplify right side
    14,880.98x = 213,913,227.79
  5. Step 5: Solve for x
    x = 213,913,227.79/14,880.98
  6. Step 6: Final answer
    x = 14,374.94

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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.