Home / 14,034.19-21,037.04-11,985.93

Finding the Fourth Proportional to 14,034.19, 21,037.04 and 11,985.93

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Solution

The fourth proportional to 14,034.19, 21,037.04 and 11,985.93 is: 17,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.19 : 21,037.04 = 11,985.93 : x
  2. Step 2: Convert to fraction form
    14,034.19/21,037.04 = 11,985.93/x
  3. Step 3: Cross multiply
    14,034.19x = 21,037.04 × 11,985.93
  4. Step 4: Simplify right side
    14,034.19x = 252,148,488.85
  5. Step 5: Solve for x
    x = 252,148,488.85/14,034.19
  6. Step 6: Final answer
    x = 17,966.73

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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.