Home / 22,719.42-34,080.48-7,137.04

Finding the Fourth Proportional to 22,719.42, 34,080.48 and 7,137.04

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Solution

The fourth proportional to 22,719.42, 34,080.48 and 7,137.04 is: 10,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.42 : 34,080.48 = 7,137.04 : x
  2. Step 2: Convert to fraction form
    22,719.42/34,080.48 = 7,137.04/x
  3. Step 3: Cross multiply
    22,719.42x = 34,080.48 × 7,137.04
  4. Step 4: Simplify right side
    22,719.42x = 243,233,748.98
  5. Step 5: Solve for x
    x = 243,233,748.98/22,719.42
  6. Step 6: Final answer
    x = 10,705.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.