Home / 16,184.64-22,335.60-9,111.84

Finding the Fourth Proportional to 16,184.64, 22,335.60 and 9,111.84

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Solution

The fourth proportional to 16,184.64, 22,335.60 and 9,111.84 is: 12,574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,184.64 : 22,335.60 = 9,111.84 : x
  2. Step 2: Convert to fraction form
    16,184.64/22,335.60 = 9,111.84/x
  3. Step 3: Cross multiply
    16,184.64x = 22,335.60 × 9,111.84
  4. Step 4: Simplify right side
    16,184.64x = 203,518,413.50
  5. Step 5: Solve for x
    x = 203,518,413.50/16,184.64
  6. Step 6: Final answer
    x = 12,574.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.