Home / 13,564.36-18,719.46-7,594.84

Finding the Fourth Proportional to 13,564.36, 18,719.46 and 7,594.84

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Solution

The fourth proportional to 13,564.36, 18,719.46 and 7,594.84 is: 10,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564.36 : 18,719.46 = 7,594.84 : x
  2. Step 2: Convert to fraction form
    13,564.36/18,719.46 = 7,594.84/x
  3. Step 3: Cross multiply
    13,564.36x = 18,719.46 × 7,594.84
  4. Step 4: Simplify right side
    13,564.36x = 142,171,303.59
  5. Step 5: Solve for x
    x = 142,171,303.59/13,564.36
  6. Step 6: Final answer
    x = 10,481.24

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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.