Home / 36,082.93-54,110.55-12,386.06

Finding the Fourth Proportional to 36,082.93, 54,110.55 and 12,386.06

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Solution

The fourth proportional to 36,082.93, 54,110.55 and 12,386.06 is: 18,574.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,082.93 : 54,110.55 = 12,386.06 : x
  2. Step 2: Convert to fraction form
    36,082.93/54,110.55 = 12,386.06/x
  3. Step 3: Cross multiply
    36,082.93x = 54,110.55 × 12,386.06
  4. Step 4: Simplify right side
    36,082.93x = 670,216,518.93
  5. Step 5: Solve for x
    x = 670,216,518.93/36,082.93
  6. Step 6: Final answer
    x = 18,574.34

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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.