Home / 66,467.64-99,638.34-26,511.15

Finding the Fourth Proportional to 66,467.64, 99,638.34 and 26,511.15

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Solution

The fourth proportional to 66,467.64, 99,638.34 and 26,511.15 is: 39,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,467.64 : 99,638.34 = 26,511.15 : x
  2. Step 2: Convert to fraction form
    66,467.64/99,638.34 = 26,511.15/x
  3. Step 3: Cross multiply
    66,467.64x = 99,638.34 × 26,511.15
  4. Step 4: Simplify right side
    66,467.64x = 2,641,526,977.49
  5. Step 5: Solve for x
    x = 2,641,526,977.49/66,467.64
  6. Step 6: Final answer
    x = 39,741.55

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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.