Home / 13,463.74-18,564.96-11,573.20

Finding the Fourth Proportional to 13,463.74, 18,564.96 and 11,573.20

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Solution

The fourth proportional to 13,463.74, 18,564.96 and 11,573.20 is: 15,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.74 : 18,564.96 = 11,573.20 : x
  2. Step 2: Convert to fraction form
    13,463.74/18,564.96 = 11,573.20/x
  3. Step 3: Cross multiply
    13,463.74x = 18,564.96 × 11,573.20
  4. Step 4: Simplify right side
    13,463.74x = 214,855,995.07
  5. Step 5: Solve for x
    x = 214,855,995.07/13,463.74
  6. Step 6: Final answer
    x = 15,958.12

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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.