Home / 13,092.29-19,626.81-4,770.75

Finding the Fourth Proportional to 13,092.29, 19,626.81 and 4,770.75

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Solution

The fourth proportional to 13,092.29, 19,626.81 and 4,770.75 is: 7,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.29 : 19,626.81 = 4,770.75 : x
  2. Step 2: Convert to fraction form
    13,092.29/19,626.81 = 4,770.75/x
  3. Step 3: Cross multiply
    13,092.29x = 19,626.81 × 4,770.75
  4. Step 4: Simplify right side
    13,092.29x = 93,634,603.81
  5. Step 5: Solve for x
    x = 93,634,603.81/13,092.29
  6. Step 6: Final answer
    x = 7,151.89

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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.