Home / 43,623.48-65,393.62-14,020.51

Finding the Fourth Proportional to 43,623.48, 65,393.62 and 14,020.51

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Solution

The fourth proportional to 43,623.48, 65,393.62 and 14,020.51 is: 21,017.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,623.48 : 65,393.62 = 14,020.51 : x
  2. Step 2: Convert to fraction form
    43,623.48/65,393.62 = 14,020.51/x
  3. Step 3: Cross multiply
    43,623.48x = 65,393.62 × 14,020.51
  4. Step 4: Simplify right side
    43,623.48x = 916,851,903.15
  5. Step 5: Solve for x
    x = 916,851,903.15/43,623.48
  6. Step 6: Final answer
    x = 21,017.39

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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.