Home / 23,239.05-32,069.86-12,628.66

Finding the Fourth Proportional to 23,239.05, 32,069.86 and 12,628.66

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Solution

The fourth proportional to 23,239.05, 32,069.86 and 12,628.66 is: 17,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.05 : 32,069.86 = 12,628.66 : x
  2. Step 2: Convert to fraction form
    23,239.05/32,069.86 = 12,628.66/x
  3. Step 3: Cross multiply
    23,239.05x = 32,069.86 × 12,628.66
  4. Step 4: Simplify right side
    23,239.05x = 404,999,358.19
  5. Step 5: Solve for x
    x = 404,999,358.19/23,239.05
  6. Step 6: Final answer
    x = 17,427.54

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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.