Home / 18,848.16-26,009.82-10,889.64

Finding the Fourth Proportional to 18,848.16, 26,009.82 and 10,889.64

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Solution

The fourth proportional to 18,848.16, 26,009.82 and 10,889.64 is: 15,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848.16 : 26,009.82 = 10,889.64 : x
  2. Step 2: Convert to fraction form
    18,848.16/26,009.82 = 10,889.64/x
  3. Step 3: Cross multiply
    18,848.16x = 26,009.82 × 10,889.64
  4. Step 4: Simplify right side
    18,848.16x = 283,237,576.26
  5. Step 5: Solve for x
    x = 283,237,576.26/18,848.16
  6. Step 6: Final answer
    x = 15,027.33

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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.