Home / 21,014.52-29,000.01-11,583.06

Finding the Fourth Proportional to 21,014.52, 29,000.01 and 11,583.06

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Solution

The fourth proportional to 21,014.52, 29,000.01 and 11,583.06 is: 15,984.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,014.52 : 29,000.01 = 11,583.06 : x
  2. Step 2: Convert to fraction form
    21,014.52/29,000.01 = 11,583.06/x
  3. Step 3: Cross multiply
    21,014.52x = 29,000.01 × 11,583.06
  4. Step 4: Simplify right side
    21,014.52x = 335,908,855.83
  5. Step 5: Solve for x
    x = 335,908,855.83/21,014.52
  6. Step 6: Final answer
    x = 15,984.61

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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.