Home / 15,989.25-22,064.70-9,274.44

Finding the Fourth Proportional to 15,989.25, 22,064.70 and 9,274.44

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Solution

The fourth proportional to 15,989.25, 22,064.70 and 9,274.44 is: 12,798.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.25 : 22,064.70 = 9,274.44 : x
  2. Step 2: Convert to fraction form
    15,989.25/22,064.70 = 9,274.44/x
  3. Step 3: Cross multiply
    15,989.25x = 22,064.70 × 9,274.44
  4. Step 4: Simplify right side
    15,989.25x = 204,637,736.27
  5. Step 5: Solve for x
    x = 204,637,736.27/15,989.25
  6. Step 6: Final answer
    x = 12,798.46

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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.