Home / 50,281.20-75,421.80-15,222.60

Finding the Fourth Proportional to 50,281.20, 75,421.80 and 15,222.60

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Solution

The fourth proportional to 50,281.20, 75,421.80 and 15,222.60 is: 22,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,281.20 : 75,421.80 = 15,222.60 : x
  2. Step 2: Convert to fraction form
    50,281.20/75,421.80 = 15,222.60/x
  3. Step 3: Cross multiply
    50,281.20x = 75,421.80 × 15,222.60
  4. Step 4: Simplify right side
    50,281.20x = 1,148,115,892.68
  5. Step 5: Solve for x
    x = 1,148,115,892.68/50,281.20
  6. Step 6: Final answer
    x = 22,833.90

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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.