Home / 28,064.03-42,096.05-8,342.56

Finding the Fourth Proportional to 28,064.03, 42,096.05 and 8,342.56

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Solution

The fourth proportional to 28,064.03, 42,096.05 and 8,342.56 is: 12,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064.03 : 42,096.05 = 8,342.56 : x
  2. Step 2: Convert to fraction form
    28,064.03/42,096.05 = 8,342.56/x
  3. Step 3: Cross multiply
    28,064.03x = 42,096.05 × 8,342.56
  4. Step 4: Simplify right side
    28,064.03x = 351,188,570.69
  5. Step 5: Solve for x
    x = 351,188,570.69/28,064.03
  6. Step 6: Final answer
    x = 12,513.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.