Home / 22,102.24-30,501.26-12,671.44

Finding the Fourth Proportional to 22,102.24, 30,501.26 and 12,671.44

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Solution

The fourth proportional to 22,102.24, 30,501.26 and 12,671.44 is: 17,486.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.24 : 30,501.26 = 12,671.44 : x
  2. Step 2: Convert to fraction form
    22,102.24/30,501.26 = 12,671.44/x
  3. Step 3: Cross multiply
    22,102.24x = 30,501.26 × 12,671.44
  4. Step 4: Simplify right side
    22,102.24x = 386,494,886.01
  5. Step 5: Solve for x
    x = 386,494,886.01/22,102.24
  6. Step 6: Final answer
    x = 17,486.68

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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.