Home / 17,364.32-26,047.40-5,518.99

Finding the Fourth Proportional to 17,364.32, 26,047.40 and 5,518.99

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Solution

The fourth proportional to 17,364.32, 26,047.40 and 5,518.99 is: 8,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,364.32 : 26,047.40 = 5,518.99 : x
  2. Step 2: Convert to fraction form
    17,364.32/26,047.40 = 5,518.99/x
  3. Step 3: Cross multiply
    17,364.32x = 26,047.40 × 5,518.99
  4. Step 4: Simplify right side
    17,364.32x = 143,755,214.10
  5. Step 5: Solve for x
    x = 143,755,214.10/17,364.32
  6. Step 6: Final answer
    x = 8,278.77

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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.