Home / 17,886.66-26,826.93-4,740.36

Finding the Fourth Proportional to 17,886.66, 26,826.93 and 4,740.36

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Solution

The fourth proportional to 17,886.66, 26,826.93 and 4,740.36 is: 7,109.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,886.66 : 26,826.93 = 4,740.36 : x
  2. Step 2: Convert to fraction form
    17,886.66/26,826.93 = 4,740.36/x
  3. Step 3: Cross multiply
    17,886.66x = 26,826.93 × 4,740.36
  4. Step 4: Simplify right side
    17,886.66x = 127,169,305.89
  5. Step 5: Solve for x
    x = 127,169,305.89/17,886.66
  6. Step 6: Final answer
    x = 7,109.73

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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.