Home / 50,330.48-75,503.01-18,737.96

Finding the Fourth Proportional to 50,330.48, 75,503.01 and 18,737.96

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Solution

The fourth proportional to 50,330.48, 75,503.01 and 18,737.96 is: 28,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,330.48 : 75,503.01 = 18,737.96 : x
  2. Step 2: Convert to fraction form
    50,330.48/75,503.01 = 18,737.96/x
  3. Step 3: Cross multiply
    50,330.48x = 75,503.01 × 18,737.96
  4. Step 4: Simplify right side
    50,330.48x = 1,414,772,381.26
  5. Step 5: Solve for x
    x = 1,414,772,381.26/50,330.48
  6. Step 6: Final answer
    x = 28,109.65

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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.