Home / 13,654.17-18,815.03-10,467.53

Finding the Fourth Proportional to 13,654.17, 18,815.03 and 10,467.53

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Solution

The fourth proportional to 13,654.17, 18,815.03 and 10,467.53 is: 14,423.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,654.17 : 18,815.03 = 10,467.53 : x
  2. Step 2: Convert to fraction form
    13,654.17/18,815.03 = 10,467.53/x
  3. Step 3: Cross multiply
    13,654.17x = 18,815.03 × 10,467.53
  4. Step 4: Simplify right side
    13,654.17x = 196,946,913.25
  5. Step 5: Solve for x
    x = 196,946,913.25/13,654.17
  6. Step 6: Final answer
    x = 14,423.94

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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.