Home / 42,735.99-64,096.57-11,563.95

Finding the Fourth Proportional to 42,735.99, 64,096.57 and 11,563.95

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Solution

The fourth proportional to 42,735.99, 64,096.57 and 11,563.95 is: 17,343.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,735.99 : 64,096.57 = 11,563.95 : x
  2. Step 2: Convert to fraction form
    42,735.99/64,096.57 = 11,563.95/x
  3. Step 3: Cross multiply
    42,735.99x = 64,096.57 × 11,563.95
  4. Step 4: Simplify right side
    42,735.99x = 741,209,530.65
  5. Step 5: Solve for x
    x = 741,209,530.65/42,735.99
  6. Step 6: Final answer
    x = 17,343.92

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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.