Home / 18,432.50-25,437.45-10,049.54

Finding the Fourth Proportional to 18,432.50, 25,437.45 and 10,049.54

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Solution

The fourth proportional to 18,432.50, 25,437.45 and 10,049.54 is: 13,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432.50 : 25,437.45 = 10,049.54 : x
  2. Step 2: Convert to fraction form
    18,432.50/25,437.45 = 10,049.54/x
  3. Step 3: Cross multiply
    18,432.50x = 25,437.45 × 10,049.54
  4. Step 4: Simplify right side
    18,432.50x = 255,634,671.27
  5. Step 5: Solve for x
    x = 255,634,671.27/18,432.50
  6. Step 6: Final answer
    x = 13,868.69

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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.