Home / 29,693.80-40,975.86-16,264.36

Finding the Fourth Proportional to 29,693.80, 40,975.86 and 16,264.36

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Solution

The fourth proportional to 29,693.80, 40,975.86 and 16,264.36 is: 22,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,693.80 : 40,975.86 = 16,264.36 : x
  2. Step 2: Convert to fraction form
    29,693.80/40,975.86 = 16,264.36/x
  3. Step 3: Cross multiply
    29,693.80x = 40,975.86 × 16,264.36
  4. Step 4: Simplify right side
    29,693.80x = 666,446,138.35
  5. Step 5: Solve for x
    x = 666,446,138.35/29,693.80
  6. Step 6: Final answer
    x = 22,443.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.