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Finding the Fourth Proportional to 50,407.74, 75,611.78 and 14,869.49

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Solution

The fourth proportional to 50,407.74, 75,611.78 and 14,869.49 is: 22,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,407.74 : 75,611.78 = 14,869.49 : x
  2. Step 2: Convert to fraction form
    50,407.74/75,611.78 = 14,869.49/x
  3. Step 3: Cross multiply
    50,407.74x = 75,611.78 × 14,869.49
  4. Step 4: Simplify right side
    50,407.74x = 1,124,308,532.24
  5. Step 5: Solve for x
    x = 1,124,308,532.24/50,407.74
  6. Step 6: Final answer
    x = 22,304.29

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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.