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Finding the Fourth Proportional to 43,323.66, 59,786.16 and 25,415.22

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Solution

The fourth proportional to 43,323.66, 59,786.16 and 25,415.22 is: 35,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,323.66 : 59,786.16 = 25,415.22 : x
  2. Step 2: Convert to fraction form
    43,323.66/59,786.16 = 25,415.22/x
  3. Step 3: Cross multiply
    43,323.66x = 59,786.16 × 25,415.22
  4. Step 4: Simplify right side
    43,323.66x = 1,519,478,409.36
  5. Step 5: Solve for x
    x = 1,519,478,409.36/43,323.66
  6. Step 6: Final answer
    x = 35,072.72

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1.5x scale

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.