Home / 30,608.32-45,916.52-13,082.16

Finding the Fourth Proportional to 30,608.32, 45,916.52 and 13,082.16

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Solution

The fourth proportional to 30,608.32, 45,916.52 and 13,082.16 is: 19,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,608.32 : 45,916.52 = 13,082.16 : x
  2. Step 2: Convert to fraction form
    30,608.32/45,916.52 = 13,082.16/x
  3. Step 3: Cross multiply
    30,608.32x = 45,916.52 × 13,082.16
  4. Step 4: Simplify right side
    30,608.32x = 600,687,261.28
  5. Step 5: Solve for x
    x = 600,687,261.28/30,608.32
  6. Step 6: Final answer
    x = 19,624.97

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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.