Home / 14,661.12-21,996.72-4,274.40

Finding the Fourth Proportional to 14,661.12, 21,996.72 and 4,274.40

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Solution

The fourth proportional to 14,661.12, 21,996.72 and 4,274.40 is: 6,413.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661.12 : 21,996.72 = 4,274.40 : x
  2. Step 2: Convert to fraction form
    14,661.12/21,996.72 = 4,274.40/x
  3. Step 3: Cross multiply
    14,661.12x = 21,996.72 × 4,274.40
  4. Step 4: Simplify right side
    14,661.12x = 94,022,779.97
  5. Step 5: Solve for x
    x = 94,022,779.97/14,661.12
  6. Step 6: Final answer
    x = 6,413.07

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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.