Home / 56,469.28-77,921.26-32,603.84

Finding the Fourth Proportional to 56,469.28, 77,921.26 and 32,603.84

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Solution

The fourth proportional to 56,469.28, 77,921.26 and 32,603.84 is: 44,989.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,469.28 : 77,921.26 = 32,603.84 : x
  2. Step 2: Convert to fraction form
    56,469.28/77,921.26 = 32,603.84/x
  3. Step 3: Cross multiply
    56,469.28x = 77,921.26 × 32,603.84
  4. Step 4: Simplify right side
    56,469.28x = 2,540,532,130.62
  5. Step 5: Solve for x
    x = 2,540,532,130.62/56,469.28
  6. Step 6: Final answer
    x = 44,989.64

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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.