Home / 45,911.37-68,886.66-19,263.97

Finding the Fourth Proportional to 45,911.37, 68,886.66 and 19,263.97

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Solution

The fourth proportional to 45,911.37, 68,886.66 and 19,263.97 is: 28,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,911.37 : 68,886.66 = 19,263.97 : x
  2. Step 2: Convert to fraction form
    45,911.37/68,886.66 = 19,263.97/x
  3. Step 3: Cross multiply
    45,911.37x = 68,886.66 × 19,263.97
  4. Step 4: Simplify right side
    45,911.37x = 1,327,030,287.82
  5. Step 5: Solve for x
    x = 1,327,030,287.82/45,911.37
  6. Step 6: Final answer
    x = 28,904.18

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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.