Home / 45,381.58-68,082.88-15,394.22

Finding the Fourth Proportional to 45,381.58, 68,082.88 and 15,394.22

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Solution

The fourth proportional to 45,381.58, 68,082.88 and 15,394.22 is: 23,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,381.58 : 68,082.88 = 15,394.22 : x
  2. Step 2: Convert to fraction form
    45,381.58/68,082.88 = 15,394.22/x
  3. Step 3: Cross multiply
    45,381.58x = 68,082.88 × 15,394.22
  4. Step 4: Simplify right side
    45,381.58x = 1,048,082,832.95
  5. Step 5: Solve for x
    x = 1,048,082,832.95/45,381.58
  6. Step 6: Final answer
    x = 23,094.90

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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.