Home / 22,172.34-30,598.48-12,101.43

Finding the Fourth Proportional to 22,172.34, 30,598.48 and 12,101.43

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Solution

The fourth proportional to 22,172.34, 30,598.48 and 12,101.43 is: 16,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172.34 : 30,598.48 = 12,101.43 : x
  2. Step 2: Convert to fraction form
    22,172.34/30,598.48 = 12,101.43/x
  3. Step 3: Cross multiply
    22,172.34x = 30,598.48 × 12,101.43
  4. Step 4: Simplify right side
    22,172.34x = 370,285,378.95
  5. Step 5: Solve for x
    x = 370,285,378.95/22,172.34
  6. Step 6: Final answer
    x = 16,700.33

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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.