Home / 34,542.36-47,667.42-19,435.86

Finding the Fourth Proportional to 34,542.36, 47,667.42 and 19,435.86

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Solution

The fourth proportional to 34,542.36, 47,667.42 and 19,435.86 is: 26,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,542.36 : 47,667.42 = 19,435.86 : x
  2. Step 2: Convert to fraction form
    34,542.36/47,667.42 = 19,435.86/x
  3. Step 3: Cross multiply
    34,542.36x = 47,667.42 × 19,435.86
  4. Step 4: Simplify right side
    34,542.36x = 926,457,301.68
  5. Step 5: Solve for x
    x = 926,457,301.68/34,542.36
  6. Step 6: Final answer
    x = 26,820.90

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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.