Home / 19,413.02-29,123.67-11,097.02

Finding the Fourth Proportional to 19,413.02, 29,123.67 and 11,097.02

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Solution

The fourth proportional to 19,413.02, 29,123.67 and 11,097.02 is: 16,647.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,413.02 : 29,123.67 = 11,097.02 : x
  2. Step 2: Convert to fraction form
    19,413.02/29,123.67 = 11,097.02/x
  3. Step 3: Cross multiply
    19,413.02x = 29,123.67 × 11,097.02
  4. Step 4: Simplify right side
    19,413.02x = 323,185,948.46
  5. Step 5: Solve for x
    x = 323,185,948.46/19,413.02
  6. Step 6: Final answer
    x = 16,647.90

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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.