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Finding the Fourth Proportional to 18,153.72, 25,052.13 and 10,598.58

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Solution

The fourth proportional to 18,153.72, 25,052.13 and 10,598.58 is: 14,626.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153.72 : 25,052.13 = 10,598.58 : x
  2. Step 2: Convert to fraction form
    18,153.72/25,052.13 = 10,598.58/x
  3. Step 3: Cross multiply
    18,153.72x = 25,052.13 × 10,598.58
  4. Step 4: Simplify right side
    18,153.72x = 265,517,003.98
  5. Step 5: Solve for x
    x = 265,517,003.98/18,153.72
  6. Step 6: Final answer
    x = 14,626.04

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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.