Home / 14,274.40-21,413.88-4,411.36

Finding the Fourth Proportional to 14,274.40, 21,413.88 and 4,411.36

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Solution

The fourth proportional to 14,274.40, 21,413.88 and 4,411.36 is: 6,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.40 : 21,413.88 = 4,411.36 : x
  2. Step 2: Convert to fraction form
    14,274.40/21,413.88 = 4,411.36/x
  3. Step 3: Cross multiply
    14,274.40x = 21,413.88 × 4,411.36
  4. Step 4: Simplify right side
    14,274.40x = 94,464,333.68
  5. Step 5: Solve for x
    x = 94,464,333.68/14,274.40
  6. Step 6: Final answer
    x = 6,617.74

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1.5x scale

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.