Home / 50,047.04-75,072.72-18,884.72

Finding the Fourth Proportional to 50,047.04, 75,072.72 and 18,884.72

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Solution

The fourth proportional to 50,047.04, 75,072.72 and 18,884.72 is: 28,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,047.04 : 75,072.72 = 18,884.72 : x
  2. Step 2: Convert to fraction form
    50,047.04/75,072.72 = 18,884.72/x
  3. Step 3: Cross multiply
    50,047.04x = 75,072.72 × 18,884.72
  4. Step 4: Simplify right side
    50,047.04x = 1,417,727,296.84
  5. Step 5: Solve for x
    x = 1,417,727,296.84/50,047.04
  6. Step 6: Final answer
    x = 28,327.90

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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.