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Finding the Fourth Proportional to 17,384.83, 26,081.65 and 9,485.20

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Solution

The fourth proportional to 17,384.83, 26,081.65 and 9,485.20 is: 14,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.83 : 26,081.65 = 9,485.20 : x
  2. Step 2: Convert to fraction form
    17,384.83/26,081.65 = 9,485.20/x
  3. Step 3: Cross multiply
    17,384.83x = 26,081.65 × 9,485.20
  4. Step 4: Simplify right side
    17,384.83x = 247,389,657.68
  5. Step 5: Solve for x
    x = 247,389,657.68/17,384.83
  6. Step 6: Final answer
    x = 14,230.20

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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.