Home / 17,818.96-26,730.06-4,671.28

Finding the Fourth Proportional to 17,818.96, 26,730.06 and 4,671.28

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Solution

The fourth proportional to 17,818.96, 26,730.06 and 4,671.28 is: 7,007.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,818.96 : 26,730.06 = 4,671.28 : x
  2. Step 2: Convert to fraction form
    17,818.96/26,730.06 = 4,671.28/x
  3. Step 3: Cross multiply
    17,818.96x = 26,730.06 × 4,671.28
  4. Step 4: Simplify right side
    17,818.96x = 124,863,594.68
  5. Step 5: Solve for x
    x = 124,863,594.68/17,818.96
  6. Step 6: Final answer
    x = 7,007.34

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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.