Home / 9,780.11-14,646.23-8,832.41

Finding the Fourth Proportional to 9,780.11, 14,646.23 and 8,832.41

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Solution

The fourth proportional to 9,780.11, 14,646.23 and 8,832.41 is: 13,227.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780.11 : 14,646.23 = 8,832.41 : x
  2. Step 2: Convert to fraction form
    9,780.11/14,646.23 = 8,832.41/x
  3. Step 3: Cross multiply
    9,780.11x = 14,646.23 × 8,832.41
  4. Step 4: Simplify right side
    9,780.11x = 129,361,413.00
  5. Step 5: Solve for x
    x = 129,361,413.00/9,780.11
  6. Step 6: Final answer
    x = 13,227.00

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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.