Home / 15,412.56-23,007.24-13,544.16

Finding the Fourth Proportional to 15,412.56, 23,007.24 and 13,544.16

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Solution

The fourth proportional to 15,412.56, 23,007.24 and 13,544.16 is: 20,218.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.56 : 23,007.24 = 13,544.16 : x
  2. Step 2: Convert to fraction form
    15,412.56/23,007.24 = 13,544.16/x
  3. Step 3: Cross multiply
    15,412.56x = 23,007.24 × 13,544.16
  4. Step 4: Simplify right side
    15,412.56x = 311,613,739.72
  5. Step 5: Solve for x
    x = 311,613,739.72/15,412.56
  6. Step 6: Final answer
    x = 20,218.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.