Home / 28,462.05-39,261.31-16,523.87

Finding the Fourth Proportional to 28,462.05, 39,261.31 and 16,523.87

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Solution

The fourth proportional to 28,462.05, 39,261.31 and 16,523.87 is: 22,793.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,462.05 : 39,261.31 = 16,523.87 : x
  2. Step 2: Convert to fraction form
    28,462.05/39,261.31 = 16,523.87/x
  3. Step 3: Cross multiply
    28,462.05x = 39,261.31 × 16,523.87
  4. Step 4: Simplify right side
    28,462.05x = 648,748,544.85
  5. Step 5: Solve for x
    x = 648,748,544.85/28,462.05
  6. Step 6: Final answer
    x = 22,793.46

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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.