Home / 43,324.64-64,986.63-17,678.87

Finding the Fourth Proportional to 43,324.64, 64,986.63 and 17,678.87

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Solution

The fourth proportional to 43,324.64, 64,986.63 and 17,678.87 is: 26,518.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,324.64 : 64,986.63 = 17,678.87 : x
  2. Step 2: Convert to fraction form
    43,324.64/64,986.63 = 17,678.87/x
  3. Step 3: Cross multiply
    43,324.64x = 64,986.63 × 17,678.87
  4. Step 4: Simplify right side
    43,324.64x = 1,148,890,183.51
  5. Step 5: Solve for x
    x = 1,148,890,183.51/43,324.64
  6. Step 6: Final answer
    x = 26,518.17

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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.