Home / 15,193.07-22,782.10-4,660.57

Finding the Fourth Proportional to 15,193.07, 22,782.10 and 4,660.57

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Solution

The fourth proportional to 15,193.07, 22,782.10 and 4,660.57 is: 6,988.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,193.07 : 22,782.10 = 4,660.57 : x
  2. Step 2: Convert to fraction form
    15,193.07/22,782.10 = 4,660.57/x
  3. Step 3: Cross multiply
    15,193.07x = 22,782.10 × 4,660.57
  4. Step 4: Simplify right side
    15,193.07x = 106,177,571.80
  5. Step 5: Solve for x
    x = 106,177,571.80/15,193.07
  6. Step 6: Final answer
    x = 6,988.55

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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.