Home / 18,357.44-25,343.52-13,346.24

Finding the Fourth Proportional to 18,357.44, 25,343.52 and 13,346.24

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Solution

The fourth proportional to 18,357.44, 25,343.52 and 13,346.24 is: 18,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,357.44 : 25,343.52 = 13,346.24 : x
  2. Step 2: Convert to fraction form
    18,357.44/25,343.52 = 13,346.24/x
  3. Step 3: Cross multiply
    18,357.44x = 25,343.52 × 13,346.24
  4. Step 4: Simplify right side
    18,357.44x = 338,240,700.36
  5. Step 5: Solve for x
    x = 338,240,700.36/18,357.44
  6. Step 6: Final answer
    x = 18,425.27

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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.