Home / 39,048.78-53,887.24-22,052.21

Finding the Fourth Proportional to 39,048.78, 53,887.24 and 22,052.21

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Solution

The fourth proportional to 39,048.78, 53,887.24 and 22,052.21 is: 30,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,048.78 : 53,887.24 = 22,052.21 : x
  2. Step 2: Convert to fraction form
    39,048.78/53,887.24 = 22,052.21/x
  3. Step 3: Cross multiply
    39,048.78x = 53,887.24 × 22,052.21
  4. Step 4: Simplify right side
    39,048.78x = 1,188,332,408.23
  5. Step 5: Solve for x
    x = 1,188,332,408.23/39,048.78
  6. Step 6: Final answer
    x = 30,432.00

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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.