Home / 39,914.42-55,082.29-22,010.08

Finding the Fourth Proportional to 39,914.42, 55,082.29 and 22,010.08

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Solution

The fourth proportional to 39,914.42, 55,082.29 and 22,010.08 is: 30,374.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.42 : 55,082.29 = 22,010.08 : x
  2. Step 2: Convert to fraction form
    39,914.42/55,082.29 = 22,010.08/x
  3. Step 3: Cross multiply
    39,914.42x = 55,082.29 × 22,010.08
  4. Step 4: Simplify right side
    39,914.42x = 1,212,365,609.48
  5. Step 5: Solve for x
    x = 1,212,365,609.48/39,914.42
  6. Step 6: Final answer
    x = 30,374.13

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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.