Home / 53,289.12-73,538.58-29,415.81

Finding the Fourth Proportional to 53,289.12, 73,538.58 and 29,415.81

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Solution

The fourth proportional to 53,289.12, 73,538.58 and 29,415.81 is: 40,593.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,289.12 : 73,538.58 = 29,415.81 : x
  2. Step 2: Convert to fraction form
    53,289.12/73,538.58 = 29,415.81/x
  3. Step 3: Cross multiply
    53,289.12x = 73,538.58 × 29,415.81
  4. Step 4: Simplify right side
    53,289.12x = 2,163,196,896.95
  5. Step 5: Solve for x
    x = 2,163,196,896.95/53,289.12
  6. Step 6: Final answer
    x = 40,593.59

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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.