Home / 17,392.43-26,088.77-4,912.41

Finding the Fourth Proportional to 17,392.43, 26,088.77 and 4,912.41

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Solution

The fourth proportional to 17,392.43, 26,088.77 and 4,912.41 is: 7,368.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392.43 : 26,088.77 = 4,912.41 : x
  2. Step 2: Convert to fraction form
    17,392.43/26,088.77 = 4,912.41/x
  3. Step 3: Cross multiply
    17,392.43x = 26,088.77 × 4,912.41
  4. Step 4: Simplify right side
    17,392.43x = 128,158,734.64
  5. Step 5: Solve for x
    x = 128,158,734.64/17,392.43
  6. Step 6: Final answer
    x = 7,368.65

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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.