Home / 17,195.96-23,742.54-13,423.32

Finding the Fourth Proportional to 17,195.96, 23,742.54 and 13,423.32

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Solution

The fourth proportional to 17,195.96, 23,742.54 and 13,423.32 is: 18,533.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,195.96 : 23,742.54 = 13,423.32 : x
  2. Step 2: Convert to fraction form
    17,195.96/23,742.54 = 13,423.32/x
  3. Step 3: Cross multiply
    17,195.96x = 23,742.54 × 13,423.32
  4. Step 4: Simplify right side
    17,195.96x = 318,703,712.03
  5. Step 5: Solve for x
    x = 318,703,712.03/17,195.96
  6. Step 6: Final answer
    x = 18,533.64

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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.