Home / 18,444.53-25,455.60-10,487.94

Finding the Fourth Proportional to 18,444.53, 25,455.60 and 10,487.94

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Solution

The fourth proportional to 18,444.53, 25,455.60 and 10,487.94 is: 14,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.53 : 25,455.60 = 10,487.94 : x
  2. Step 2: Convert to fraction form
    18,444.53/25,455.60 = 10,487.94/x
  3. Step 3: Cross multiply
    18,444.53x = 25,455.60 × 10,487.94
  4. Step 4: Simplify right side
    18,444.53x = 266,976,805.46
  5. Step 5: Solve for x
    x = 266,976,805.46/18,444.53
  6. Step 6: Final answer
    x = 14,474.58

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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.