Home / 11,622.06-16,051.50-9,001.17

Finding the Fourth Proportional to 11,622.06, 16,051.50 and 9,001.17

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Solution

The fourth proportional to 11,622.06, 16,051.50 and 9,001.17 is: 12,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.06 : 16,051.50 = 9,001.17 : x
  2. Step 2: Convert to fraction form
    11,622.06/16,051.50 = 9,001.17/x
  3. Step 3: Cross multiply
    11,622.06x = 16,051.50 × 9,001.17
  4. Step 4: Simplify right side
    11,622.06x = 144,482,280.26
  5. Step 5: Solve for x
    x = 144,482,280.26/11,622.06
  6. Step 6: Final answer
    x = 12,431.73

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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.