Home / 18,082.65-27,122.58-5,602.77

Finding the Fourth Proportional to 18,082.65, 27,122.58 and 5,602.77

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Solution

The fourth proportional to 18,082.65, 27,122.58 and 5,602.77 is: 8,403.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,082.65 : 27,122.58 = 5,602.77 : x
  2. Step 2: Convert to fraction form
    18,082.65/27,122.58 = 5,602.77/x
  3. Step 3: Cross multiply
    18,082.65x = 27,122.58 × 5,602.77
  4. Step 4: Simplify right side
    18,082.65x = 151,961,577.55
  5. Step 5: Solve for x
    x = 151,961,577.55/18,082.65
  6. Step 6: Final answer
    x = 8,403.72

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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.