Home / 46,082.96-69,126.64-12,802.80

Finding the Fourth Proportional to 46,082.96, 69,126.64 and 12,802.80

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Solution

The fourth proportional to 46,082.96, 69,126.64 and 12,802.80 is: 19,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,082.96 : 69,126.64 = 12,802.80 : x
  2. Step 2: Convert to fraction form
    46,082.96/69,126.64 = 12,802.80/x
  3. Step 3: Cross multiply
    46,082.96x = 69,126.64 × 12,802.80
  4. Step 4: Simplify right side
    46,082.96x = 885,014,546.59
  5. Step 5: Solve for x
    x = 885,014,546.59/46,082.96
  6. Step 6: Final answer
    x = 19,204.81

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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.