Home / 45,923.22-63,403.93-28,028.60

Finding the Fourth Proportional to 45,923.22, 63,403.93 and 28,028.60

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Solution

The fourth proportional to 45,923.22, 63,403.93 and 28,028.60 is: 38,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,923.22 : 63,403.93 = 28,028.60 : x
  2. Step 2: Convert to fraction form
    45,923.22/63,403.93 = 28,028.60/x
  3. Step 3: Cross multiply
    45,923.22x = 63,403.93 × 28,028.60
  4. Step 4: Simplify right side
    45,923.22x = 1,777,123,163.82
  5. Step 5: Solve for x
    x = 1,777,123,163.82/45,923.22
  6. Step 6: Final answer
    x = 38,697.70

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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.