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Finding the Fourth Proportional to 50,012.76, 75,007.98 and 14,947.86

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Solution

The fourth proportional to 50,012.76, 75,007.98 and 14,947.86 is: 22,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,012.76 : 75,007.98 = 14,947.86 : x
  2. Step 2: Convert to fraction form
    50,012.76/75,007.98 = 14,947.86/x
  3. Step 3: Cross multiply
    50,012.76x = 75,007.98 × 14,947.86
  4. Step 4: Simplify right side
    50,012.76x = 1,121,208,783.92
  5. Step 5: Solve for x
    x = 1,121,208,783.92/50,012.76
  6. Step 6: Final answer
    x = 22,418.45

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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.