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Finding the Fourth Proportional to 18,435.52, 25,441.04 and 10,052.02

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Solution

The fourth proportional to 18,435.52, 25,441.04 and 10,052.02 is: 13,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435.52 : 25,441.04 = 10,052.02 : x
  2. Step 2: Convert to fraction form
    18,435.52/25,441.04 = 10,052.02/x
  3. Step 3: Cross multiply
    18,435.52x = 25,441.04 × 10,052.02
  4. Step 4: Simplify right side
    18,435.52x = 255,733,700.18
  5. Step 5: Solve for x
    x = 255,733,700.18/18,435.52
  6. Step 6: Final answer
    x = 13,871.80

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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.