Home / 42,584.45-63,904.01-28,560.32

Finding the Fourth Proportional to 42,584.45, 63,904.01 and 28,560.32

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Solution

The fourth proportional to 42,584.45, 63,904.01 and 28,560.32 is: 42,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,584.45 : 63,904.01 = 28,560.32 : x
  2. Step 2: Convert to fraction form
    42,584.45/63,904.01 = 28,560.32/x
  3. Step 3: Cross multiply
    42,584.45x = 63,904.01 × 28,560.32
  4. Step 4: Simplify right side
    42,584.45x = 1,825,118,512.56
  5. Step 5: Solve for x
    x = 1,825,118,512.56/42,584.45
  6. Step 6: Final answer
    x = 42,858.81

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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.