Home / 14,467.55-21,703.92-5,113.02

Finding the Fourth Proportional to 14,467.55, 21,703.92 and 5,113.02

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Solution

The fourth proportional to 14,467.55, 21,703.92 and 5,113.02 is: 7,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,467.55 : 21,703.92 = 5,113.02 : x
  2. Step 2: Convert to fraction form
    14,467.55/21,703.92 = 5,113.02/x
  3. Step 3: Cross multiply
    14,467.55x = 21,703.92 × 5,113.02
  4. Step 4: Simplify right side
    14,467.55x = 110,972,639.25
  5. Step 5: Solve for x
    x = 110,972,639.25/14,467.55
  6. Step 6: Final answer
    x = 7,670.45

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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.