Home / 33,430.86-50,138.01-14,715.57

Finding the Fourth Proportional to 33,430.86, 50,138.01 and 14,715.57

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Solution

The fourth proportional to 33,430.86, 50,138.01 and 14,715.57 is: 22,069.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.86 : 50,138.01 = 14,715.57 : x
  2. Step 2: Convert to fraction form
    33,430.86/50,138.01 = 14,715.57/x
  3. Step 3: Cross multiply
    33,430.86x = 50,138.01 × 14,715.57
  4. Step 4: Simplify right side
    33,430.86x = 737,809,395.82
  5. Step 5: Solve for x
    x = 737,809,395.82/33,430.86
  6. Step 6: Final answer
    x = 22,069.71

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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.