Home / 17,888.66-26,829.93-4,742.36

Finding the Fourth Proportional to 17,888.66, 26,829.93 and 4,742.36

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Solution

The fourth proportional to 17,888.66, 26,829.93 and 4,742.36 is: 7,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888.66 : 26,829.93 = 4,742.36 : x
  2. Step 2: Convert to fraction form
    17,888.66/26,829.93 = 4,742.36/x
  3. Step 3: Cross multiply
    17,888.66x = 26,829.93 × 4,742.36
  4. Step 4: Simplify right side
    17,888.66x = 127,237,186.83
  5. Step 5: Solve for x
    x = 127,237,186.83/17,888.66
  6. Step 6: Final answer
    x = 7,112.73

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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.