Home / 43,201-64,807.98-15,505.48

Finding the Fourth Proportional to 43,201, 64,807.98 and 15,505.48

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Solution

The fourth proportional to 43,201, 64,807.98 and 15,505.48 is: 23,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,201 : 64,807.98 = 15,505.48 : x
  2. Step 2: Convert to fraction form
    43,201/64,807.98 = 15,505.48/x
  3. Step 3: Cross multiply
    43,201x = 64,807.98 × 15,505.48
  4. Step 4: Simplify right side
    43,201x = 1,004,878,837.73
  5. Step 5: Solve for x
    x = 1,004,878,837.73/43,201
  6. Step 6: Final answer
    x = 23,260.55

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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.