Home / 14,430.29-21,647.12-5,664.06

Finding the Fourth Proportional to 14,430.29, 21,647.12 and 5,664.06

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Solution

The fourth proportional to 14,430.29, 21,647.12 and 5,664.06 is: 8,496.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.29 : 21,647.12 = 5,664.06 : x
  2. Step 2: Convert to fraction form
    14,430.29/21,647.12 = 5,664.06/x
  3. Step 3: Cross multiply
    14,430.29x = 21,647.12 × 5,664.06
  4. Step 4: Simplify right side
    14,430.29x = 122,610,558.19
  5. Step 5: Solve for x
    x = 122,610,558.19/14,430.29
  6. Step 6: Final answer
    x = 8,496.75

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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.