Home / 23,272.32-34,911.36-7,685.76

Finding the Fourth Proportional to 23,272.32, 34,911.36 and 7,685.76

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Solution

The fourth proportional to 23,272.32, 34,911.36 and 7,685.76 is: 11,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,272.32 : 34,911.36 = 7,685.76 : x
  2. Step 2: Convert to fraction form
    23,272.32/34,911.36 = 7,685.76/x
  3. Step 3: Cross multiply
    23,272.32x = 34,911.36 × 7,685.76
  4. Step 4: Simplify right side
    23,272.32x = 268,320,334.23
  5. Step 5: Solve for x
    x = 268,320,334.23/23,272.32
  6. Step 6: Final answer
    x = 11,529.59

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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.