Home / 21,596.44-29,803.58-12,037.31

Finding the Fourth Proportional to 21,596.44, 29,803.58 and 12,037.31

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Solution

The fourth proportional to 21,596.44, 29,803.58 and 12,037.31 is: 16,611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,596.44 : 29,803.58 = 12,037.31 : x
  2. Step 2: Convert to fraction form
    21,596.44/29,803.58 = 12,037.31/x
  3. Step 3: Cross multiply
    21,596.44x = 29,803.58 × 12,037.31
  4. Step 4: Simplify right side
    21,596.44x = 358,754,931.57
  5. Step 5: Solve for x
    x = 358,754,931.57/21,596.44
  6. Step 6: Final answer
    x = 16,611.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.