Home / 16,485.09-24,729.16-5,391.84

Finding the Fourth Proportional to 16,485.09, 24,729.16 and 5,391.84

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Solution

The fourth proportional to 16,485.09, 24,729.16 and 5,391.84 is: 8,088.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,485.09 : 24,729.16 = 5,391.84 : x
  2. Step 2: Convert to fraction form
    16,485.09/24,729.16 = 5,391.84/x
  3. Step 3: Cross multiply
    16,485.09x = 24,729.16 × 5,391.84
  4. Step 4: Simplify right side
    16,485.09x = 133,335,674.05
  5. Step 5: Solve for x
    x = 133,335,674.05/16,485.09
  6. Step 6: Final answer
    x = 8,088.26

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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.