Home / 18,507.26-25,538.16-10,549.04

Finding the Fourth Proportional to 18,507.26, 25,538.16 and 10,549.04

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Solution

The fourth proportional to 18,507.26, 25,538.16 and 10,549.04 is: 14,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,507.26 : 25,538.16 = 10,549.04 : x
  2. Step 2: Convert to fraction form
    18,507.26/25,538.16 = 10,549.04/x
  3. Step 3: Cross multiply
    18,507.26x = 25,538.16 × 10,549.04
  4. Step 4: Simplify right side
    18,507.26x = 269,403,071.37
  5. Step 5: Solve for x
    x = 269,403,071.37/18,507.26
  6. Step 6: Final answer
    x = 14,556.62

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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.