Home / 12,037.65-16,611.45-7,001.88

Finding the Fourth Proportional to 12,037.65, 16,611.45 and 7,001.88

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Solution

The fourth proportional to 12,037.65, 16,611.45 and 7,001.88 is: 9,662.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.65 : 16,611.45 = 7,001.88 : x
  2. Step 2: Convert to fraction form
    12,037.65/16,611.45 = 7,001.88/x
  3. Step 3: Cross multiply
    12,037.65x = 16,611.45 × 7,001.88
  4. Step 4: Simplify right side
    12,037.65x = 116,311,379.53
  5. Step 5: Solve for x
    x = 116,311,379.53/12,037.65
  6. Step 6: Final answer
    x = 9,662.30

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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.