Home / 15,085.21-22,597.75-11,782.84

Finding the Fourth Proportional to 15,085.21, 22,597.75 and 11,782.84

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Solution

The fourth proportional to 15,085.21, 22,597.75 and 11,782.84 is: 17,650.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,085.21 : 22,597.75 = 11,782.84 : x
  2. Step 2: Convert to fraction form
    15,085.21/22,597.75 = 11,782.84/x
  3. Step 3: Cross multiply
    15,085.21x = 22,597.75 × 11,782.84
  4. Step 4: Simplify right side
    15,085.21x = 266,265,672.61
  5. Step 5: Solve for x
    x = 266,265,672.61/15,085.21
  6. Step 6: Final answer
    x = 17,650.78

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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.