Home / 17,485.51-24,122.32-11,818.19

Finding the Fourth Proportional to 17,485.51, 24,122.32 and 11,818.19

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Solution

The fourth proportional to 17,485.51, 24,122.32 and 11,818.19 is: 16,303.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.51 : 24,122.32 = 11,818.19 : x
  2. Step 2: Convert to fraction form
    17,485.51/24,122.32 = 11,818.19/x
  3. Step 3: Cross multiply
    17,485.51x = 24,122.32 × 11,818.19
  4. Step 4: Simplify right side
    17,485.51x = 285,082,161.00
  5. Step 5: Solve for x
    x = 285,082,161.00/17,485.51
  6. Step 6: Final answer
    x = 16,303.91

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Double scale
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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.