Home / 23,240.07-32,071.23-12,629.61

Finding the Fourth Proportional to 23,240.07, 32,071.23 and 12,629.61

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Solution

The fourth proportional to 23,240.07, 32,071.23 and 12,629.61 is: 17,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.07 : 32,071.23 = 12,629.61 : x
  2. Step 2: Convert to fraction form
    23,240.07/32,071.23 = 12,629.61/x
  3. Step 3: Cross multiply
    23,240.07x = 32,071.23 × 12,629.61
  4. Step 4: Simplify right side
    23,240.07x = 405,047,127.12
  5. Step 5: Solve for x
    x = 405,047,127.12/23,240.07
  6. Step 6: Final answer
    x = 17,428.83

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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.