Home / 13,186.53-19,773.42-4,870.46

Finding the Fourth Proportional to 13,186.53, 19,773.42 and 4,870.46

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Solution

The fourth proportional to 13,186.53, 19,773.42 and 4,870.46 is: 7,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,186.53 : 19,773.42 = 4,870.46 : x
  2. Step 2: Convert to fraction form
    13,186.53/19,773.42 = 4,870.46/x
  3. Step 3: Cross multiply
    13,186.53x = 19,773.42 × 4,870.46
  4. Step 4: Simplify right side
    13,186.53x = 96,305,682.34
  5. Step 5: Solve for x
    x = 96,305,682.34/13,186.53
  6. Step 6: Final answer
    x = 7,303.34

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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.