Home / 36,537.09-50,421.18-19,770.09

Finding the Fourth Proportional to 36,537.09, 50,421.18 and 19,770.09

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Solution

The fourth proportional to 36,537.09, 50,421.18 and 19,770.09 is: 27,282.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,537.09 : 50,421.18 = 19,770.09 : x
  2. Step 2: Convert to fraction form
    36,537.09/50,421.18 = 19,770.09/x
  3. Step 3: Cross multiply
    36,537.09x = 50,421.18 × 19,770.09
  4. Step 4: Simplify right side
    36,537.09x = 996,831,266.51
  5. Step 5: Solve for x
    x = 996,831,266.51/36,537.09
  6. Step 6: Final answer
    x = 27,282.72

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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.