Home / 66,396.20-99,526.76-26,443.48

Finding the Fourth Proportional to 66,396.20, 99,526.76 and 26,443.48

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Solution

The fourth proportional to 66,396.20, 99,526.76 and 26,443.48 is: 39,638.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,396.20 : 99,526.76 = 26,443.48 : x
  2. Step 2: Convert to fraction form
    66,396.20/99,526.76 = 26,443.48/x
  3. Step 3: Cross multiply
    66,396.20x = 99,526.76 × 26,443.48
  4. Step 4: Simplify right side
    66,396.20x = 2,631,833,887.52
  5. Step 5: Solve for x
    x = 2,631,833,887.52/66,396.20
  6. Step 6: Final answer
    x = 39,638.32

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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.