Home / 14,477.48-21,718.92-6,580.56

Finding the Fourth Proportional to 14,477.48, 21,718.92 and 6,580.56

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Solution

The fourth proportional to 14,477.48, 21,718.92 and 6,580.56 is: 9,872.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.48 : 21,718.92 = 6,580.56 : x
  2. Step 2: Convert to fraction form
    14,477.48/21,718.92 = 6,580.56/x
  3. Step 3: Cross multiply
    14,477.48x = 21,718.92 × 6,580.56
  4. Step 4: Simplify right side
    14,477.48x = 142,922,656.20
  5. Step 5: Solve for x
    x = 142,922,656.20/14,477.48
  6. Step 6: Final answer
    x = 9,872.07

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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.