Home / 27,318.83-40,888.01-19,298.00

Finding the Fourth Proportional to 27,318.83, 40,888.01 and 19,298.00

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Solution

The fourth proportional to 27,318.83, 40,888.01 and 19,298.00 is: 28,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,318.83 : 40,888.01 = 19,298.00 : x
  2. Step 2: Convert to fraction form
    27,318.83/40,888.01 = 19,298.00/x
  3. Step 3: Cross multiply
    27,318.83x = 40,888.01 × 19,298.00
  4. Step 4: Simplify right side
    27,318.83x = 789,056,516.05
  5. Step 5: Solve for x
    x = 789,056,516.05/27,318.83
  6. Step 6: Final answer
    x = 28,883.25

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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.