Home / 14,272.95-21,411.45-4,413.06

Finding the Fourth Proportional to 14,272.95, 21,411.45 and 4,413.06

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Solution

The fourth proportional to 14,272.95, 21,411.45 and 4,413.06 is: 6,620.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.95 : 21,411.45 = 4,413.06 : x
  2. Step 2: Convert to fraction form
    14,272.95/21,411.45 = 4,413.06/x
  3. Step 3: Cross multiply
    14,272.95x = 21,411.45 × 4,413.06
  4. Step 4: Simplify right side
    14,272.95x = 94,490,013.54
  5. Step 5: Solve for x
    x = 94,490,013.54/14,272.95
  6. Step 6: Final answer
    x = 6,620.22

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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.