Home / 39,038.36-53,859.48-22,040.48

Finding the Fourth Proportional to 39,038.36, 53,859.48 and 22,040.48

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Solution

The fourth proportional to 39,038.36, 53,859.48 and 22,040.48 is: 30,408.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,038.36 : 53,859.48 = 22,040.48 : x
  2. Step 2: Convert to fraction form
    39,038.36/53,859.48 = 22,040.48/x
  3. Step 3: Cross multiply
    39,038.36x = 53,859.48 × 22,040.48
  4. Step 4: Simplify right side
    39,038.36x = 1,187,088,791.75
  5. Step 5: Solve for x
    x = 1,187,088,791.75/39,038.36
  6. Step 6: Final answer
    x = 30,408.26

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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.