Home / 45,660.24-63,051.21-28,693.88

Finding the Fourth Proportional to 45,660.24, 63,051.21 and 28,693.88

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Solution

The fourth proportional to 45,660.24, 63,051.21 and 28,693.88 is: 39,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,660.24 : 63,051.21 = 28,693.88 : x
  2. Step 2: Convert to fraction form
    45,660.24/63,051.21 = 28,693.88/x
  3. Step 3: Cross multiply
    45,660.24x = 63,051.21 × 28,693.88
  4. Step 4: Simplify right side
    45,660.24x = 1,809,183,774.78
  5. Step 5: Solve for x
    x = 1,809,183,774.78/45,660.24
  6. Step 6: Final answer
    x = 39,622.74

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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.