Home / 13,047.99-19,573.26-3,688.08

Finding the Fourth Proportional to 13,047.99, 19,573.26 and 3,688.08

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Solution

The fourth proportional to 13,047.99, 19,573.26 and 3,688.08 is: 5,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047.99 : 19,573.26 = 3,688.08 : x
  2. Step 2: Convert to fraction form
    13,047.99/19,573.26 = 3,688.08/x
  3. Step 3: Cross multiply
    13,047.99x = 19,573.26 × 3,688.08
  4. Step 4: Simplify right side
    13,047.99x = 72,187,748.74
  5. Step 5: Solve for x
    x = 72,187,748.74/13,047.99
  6. Step 6: Final answer
    x = 5,532.48

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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.