Home / 14,126.51-21,202.06-5,812.52

Finding the Fourth Proportional to 14,126.51, 21,202.06 and 5,812.52

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Solution

The fourth proportional to 14,126.51, 21,202.06 and 5,812.52 is: 8,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.51 : 21,202.06 = 5,812.52 : x
  2. Step 2: Convert to fraction form
    14,126.51/21,202.06 = 5,812.52/x
  3. Step 3: Cross multiply
    14,126.51x = 21,202.06 × 5,812.52
  4. Step 4: Simplify right side
    14,126.51x = 123,237,397.79
  5. Step 5: Solve for x
    x = 123,237,397.79/14,126.51
  6. Step 6: Final answer
    x = 8,723.84

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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.