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Finding the Fourth Proportional to 26,030.63, 38,950.03 and 18,409.41

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Solution

The fourth proportional to 26,030.63, 38,950.03 and 18,409.41 is: 27,546.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,030.63 : 38,950.03 = 18,409.41 : x
  2. Step 2: Convert to fraction form
    26,030.63/38,950.03 = 18,409.41/x
  3. Step 3: Cross multiply
    26,030.63x = 38,950.03 × 18,409.41
  4. Step 4: Simplify right side
    26,030.63x = 717,047,094.79
  5. Step 5: Solve for x
    x = 717,047,094.79/26,030.63
  6. Step 6: Final answer
    x = 27,546.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.