Home / 13,448.75-18,572.59-11,082.17

Finding the Fourth Proportional to 13,448.75, 18,572.59 and 11,082.17

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Solution

The fourth proportional to 13,448.75, 18,572.59 and 11,082.17 is: 15,304.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.75 : 18,572.59 = 11,082.17 : x
  2. Step 2: Convert to fraction form
    13,448.75/18,572.59 = 11,082.17/x
  3. Step 3: Cross multiply
    13,448.75x = 18,572.59 × 11,082.17
  4. Step 4: Simplify right side
    13,448.75x = 205,824,618.45
  5. Step 5: Solve for x
    x = 205,824,618.45/13,448.75
  6. Step 6: Final answer
    x = 15,304.37

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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.