Home / 50,888.88-76,309.08-18,857.52

Finding the Fourth Proportional to 50,888.88, 76,309.08 and 18,857.52

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Solution

The fourth proportional to 50,888.88, 76,309.08 and 18,857.52 is: 28,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,888.88 : 76,309.08 = 18,857.52 : x
  2. Step 2: Convert to fraction form
    50,888.88/76,309.08 = 18,857.52/x
  3. Step 3: Cross multiply
    50,888.88x = 76,309.08 × 18,857.52
  4. Step 4: Simplify right side
    50,888.88x = 1,439,000,002.28
  5. Step 5: Solve for x
    x = 1,439,000,002.28/50,888.88
  6. Step 6: Final answer
    x = 28,277.30

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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.