Home / 39,141.34-53,979.40-33,104.22

Finding the Fourth Proportional to 39,141.34, 53,979.40 and 33,104.22

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Solution

The fourth proportional to 39,141.34, 53,979.40 and 33,104.22 is: 45,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,141.34 : 53,979.40 = 33,104.22 : x
  2. Step 2: Convert to fraction form
    39,141.34/53,979.40 = 33,104.22/x
  3. Step 3: Cross multiply
    39,141.34x = 53,979.40 × 33,104.22
  4. Step 4: Simplify right side
    39,141.34x = 1,786,945,933.07
  5. Step 5: Solve for x
    x = 1,786,945,933.07/39,141.34
  6. Step 6: Final answer
    x = 45,653.67

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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.