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Finding the Fourth Proportional to 44,321.99, 66,510.65 and 18,026.72

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Solution

The fourth proportional to 44,321.99, 66,510.65 and 18,026.72 is: 27,051.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,321.99 : 66,510.65 = 18,026.72 : x
  2. Step 2: Convert to fraction form
    44,321.99/66,510.65 = 18,026.72/x
  3. Step 3: Cross multiply
    44,321.99x = 66,510.65 × 18,026.72
  4. Step 4: Simplify right side
    44,321.99x = 1,198,968,826.50
  5. Step 5: Solve for x
    x = 1,198,968,826.50/44,321.99
  6. Step 6: Final answer
    x = 27,051.33

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1.5x scale

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.