Home / 23,239.02-32,069.78-12,628.64

Finding the Fourth Proportional to 23,239.02, 32,069.78 and 12,628.64

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Solution

The fourth proportional to 23,239.02, 32,069.78 and 12,628.64 is: 17,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.02 : 32,069.78 = 12,628.64 : x
  2. Step 2: Convert to fraction form
    23,239.02/32,069.78 = 12,628.64/x
  3. Step 3: Cross multiply
    23,239.02x = 32,069.78 × 12,628.64
  4. Step 4: Simplify right side
    23,239.02x = 404,997,706.50
  5. Step 5: Solve for x
    x = 404,997,706.50/23,239.02
  6. Step 6: Final answer
    x = 17,427.49

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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.