Home / 13,066.24-19,592-4,298.80

Finding the Fourth Proportional to 13,066.24, 19,592 and 4,298.80

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Solution

The fourth proportional to 13,066.24, 19,592 and 4,298.80 is: 6,445.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066.24 : 19,592 = 4,298.80 : x
  2. Step 2: Convert to fraction form
    13,066.24/19,592 = 4,298.80/x
  3. Step 3: Cross multiply
    13,066.24x = 19,592 × 4,298.80
  4. Step 4: Simplify right side
    13,066.24x = 84,222,089.60
  5. Step 5: Solve for x
    x = 84,222,089.60/13,066.24
  6. Step 6: Final answer
    x = 6,445.78

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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.