Home / 36,043.22-49,741.04-19,911.36

Finding the Fourth Proportional to 36,043.22, 49,741.04 and 19,911.36

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Solution

The fourth proportional to 36,043.22, 49,741.04 and 19,911.36 is: 27,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,043.22 : 49,741.04 = 19,911.36 : x
  2. Step 2: Convert to fraction form
    36,043.22/49,741.04 = 19,911.36/x
  3. Step 3: Cross multiply
    36,043.22x = 49,741.04 × 19,911.36
  4. Step 4: Simplify right side
    36,043.22x = 990,411,654.80
  5. Step 5: Solve for x
    x = 990,411,654.80/36,043.22
  6. Step 6: Final answer
    x = 27,478.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.