Home / 22,203.58-30,641.02-12,132.24

Finding the Fourth Proportional to 22,203.58, 30,641.02 and 12,132.24

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Solution

The fourth proportional to 22,203.58, 30,641.02 and 12,132.24 is: 16,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,203.58 : 30,641.02 = 12,132.24 : x
  2. Step 2: Convert to fraction form
    22,203.58/30,641.02 = 12,132.24/x
  3. Step 3: Cross multiply
    22,203.58x = 30,641.02 × 12,132.24
  4. Step 4: Simplify right side
    22,203.58x = 371,743,994.62
  5. Step 5: Solve for x
    x = 371,743,994.62/22,203.58
  6. Step 6: Final answer
    x = 16,742.53

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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.