Home / 15,209.88-22,782.47-7,300.73

Finding the Fourth Proportional to 15,209.88, 22,782.47 and 7,300.73

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Solution

The fourth proportional to 15,209.88, 22,782.47 and 7,300.73 is: 10,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209.88 : 22,782.47 = 7,300.73 : x
  2. Step 2: Convert to fraction form
    15,209.88/22,782.47 = 7,300.73/x
  3. Step 3: Cross multiply
    15,209.88x = 22,782.47 × 7,300.73
  4. Step 4: Simplify right side
    15,209.88x = 166,328,682.66
  5. Step 5: Solve for x
    x = 166,328,682.66/15,209.88
  6. Step 6: Final answer
    x = 10,935.57

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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.