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Finding the Fourth Proportional to 50,476.55, 75,713.81 and 17,219.84

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Solution

The fourth proportional to 50,476.55, 75,713.81 and 17,219.84 is: 25,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,476.55 : 75,713.81 = 17,219.84 : x
  2. Step 2: Convert to fraction form
    50,476.55/75,713.81 = 17,219.84/x
  3. Step 3: Cross multiply
    50,476.55x = 75,713.81 × 17,219.84
  4. Step 4: Simplify right side
    50,476.55x = 1,303,779,229.32
  5. Step 5: Solve for x
    x = 1,303,779,229.32/50,476.55
  6. Step 6: Final answer
    x = 25,829.41

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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.