Home / 21,334.32-32,005.20-7,295.76

Finding the Fourth Proportional to 21,334.32, 32,005.20 and 7,295.76

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Solution

The fourth proportional to 21,334.32, 32,005.20 and 7,295.76 is: 10,944.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334.32 : 32,005.20 = 7,295.76 : x
  2. Step 2: Convert to fraction form
    21,334.32/32,005.20 = 7,295.76/x
  3. Step 3: Cross multiply
    21,334.32x = 32,005.20 × 7,295.76
  4. Step 4: Simplify right side
    21,334.32x = 233,502,257.95
  5. Step 5: Solve for x
    x = 233,502,257.95/21,334.32
  6. Step 6: Final answer
    x = 10,944.91

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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.