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Finding the Fourth Proportional to 50,474.34, 75,698.75 and 14,928.71

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Solution

The fourth proportional to 50,474.34, 75,698.75 and 14,928.71 is: 22,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,474.34 : 75,698.75 = 14,928.71 : x
  2. Step 2: Convert to fraction form
    50,474.34/75,698.75 = 14,928.71/x
  3. Step 3: Cross multiply
    50,474.34x = 75,698.75 × 14,928.71
  4. Step 4: Simplify right side
    50,474.34x = 1,130,084,344.94
  5. Step 5: Solve for x
    x = 1,130,084,344.94/50,474.34
  6. Step 6: Final answer
    x = 22,389.28

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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.