Home / 45,663.87-63,056.22-28,697.50

Finding the Fourth Proportional to 45,663.87, 63,056.22 and 28,697.50

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Solution

The fourth proportional to 45,663.87, 63,056.22 and 28,697.50 is: 39,627.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,663.87 : 63,056.22 = 28,697.50 : x
  2. Step 2: Convert to fraction form
    45,663.87/63,056.22 = 28,697.50/x
  3. Step 3: Cross multiply
    45,663.87x = 63,056.22 × 28,697.50
  4. Step 4: Simplify right side
    45,663.87x = 1,809,555,873.45
  5. Step 5: Solve for x
    x = 1,809,555,873.45/45,663.87
  6. Step 6: Final answer
    x = 39,627.74

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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.