Home / 43,816.64-65,727.14-21,347.96

Finding the Fourth Proportional to 43,816.64, 65,727.14 and 21,347.96

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Solution

The fourth proportional to 43,816.64, 65,727.14 and 21,347.96 is: 32,023.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,816.64 : 65,727.14 = 21,347.96 : x
  2. Step 2: Convert to fraction form
    43,816.64/65,727.14 = 21,347.96/x
  3. Step 3: Cross multiply
    43,816.64x = 65,727.14 × 21,347.96
  4. Step 4: Simplify right side
    43,816.64x = 1,403,139,920.26
  5. Step 5: Solve for x
    x = 1,403,139,920.26/43,816.64
  6. Step 6: Final answer
    x = 32,023.00

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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.