Home / 50,459.20-75,634.80-17,148.40

Finding the Fourth Proportional to 50,459.20, 75,634.80 and 17,148.40

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Solution

The fourth proportional to 50,459.20, 75,634.80 and 17,148.40 is: 25,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,459.20 : 75,634.80 = 17,148.40 : x
  2. Step 2: Convert to fraction form
    50,459.20/75,634.80 = 17,148.40/x
  3. Step 3: Cross multiply
    50,459.20x = 75,634.80 × 17,148.40
  4. Step 4: Simplify right side
    50,459.20x = 1,297,015,804.32
  5. Step 5: Solve for x
    x = 1,297,015,804.32/50,459.20
  6. Step 6: Final answer
    x = 25,704.25

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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.