Home / 18,867.64-26,035.86-10,904.44

Finding the Fourth Proportional to 18,867.64, 26,035.86 and 10,904.44

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Solution

The fourth proportional to 18,867.64, 26,035.86 and 10,904.44 is: 15,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,867.64 : 26,035.86 = 10,904.44 : x
  2. Step 2: Convert to fraction form
    18,867.64/26,035.86 = 10,904.44/x
  3. Step 3: Cross multiply
    18,867.64x = 26,035.86 × 10,904.44
  4. Step 4: Simplify right side
    18,867.64x = 283,906,473.22
  5. Step 5: Solve for x
    x = 283,906,473.22/18,867.64
  6. Step 6: Final answer
    x = 15,047.27

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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.