Home / 40,775.22-61,153.34-11,195.43

Finding the Fourth Proportional to 40,775.22, 61,153.34 and 11,195.43

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Solution

The fourth proportional to 40,775.22, 61,153.34 and 11,195.43 is: 16,790.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,775.22 : 61,153.34 = 11,195.43 : x
  2. Step 2: Convert to fraction form
    40,775.22/61,153.34 = 11,195.43/x
  3. Step 3: Cross multiply
    40,775.22x = 61,153.34 × 11,195.43
  4. Step 4: Simplify right side
    40,775.22x = 684,637,881.26
  5. Step 5: Solve for x
    x = 684,637,881.26/40,775.22
  6. Step 6: Final answer
    x = 16,790.54

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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.