Home / 50,276.79-75,415.64-20,683.03

Finding the Fourth Proportional to 50,276.79, 75,415.64 and 20,683.03

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Solution

The fourth proportional to 50,276.79, 75,415.64 and 20,683.03 is: 31,024.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,276.79 : 75,415.64 = 20,683.03 : x
  2. Step 2: Convert to fraction form
    50,276.79/75,415.64 = 20,683.03/x
  3. Step 3: Cross multiply
    50,276.79x = 75,415.64 × 20,683.03
  4. Step 4: Simplify right side
    50,276.79x = 1,559,823,944.59
  5. Step 5: Solve for x
    x = 1,559,823,944.59/50,276.79
  6. Step 6: Final answer
    x = 31,024.73

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1.5x scale

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.