Home / 39,160.04-54,027.42-22,162.28

Finding the Fourth Proportional to 39,160.04, 54,027.42 and 22,162.28

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Solution

The fourth proportional to 39,160.04, 54,027.42 and 22,162.28 is: 30,576.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,160.04 : 54,027.42 = 22,162.28 : x
  2. Step 2: Convert to fraction form
    39,160.04/54,027.42 = 22,162.28/x
  3. Step 3: Cross multiply
    39,160.04x = 54,027.42 × 22,162.28
  4. Step 4: Simplify right side
    39,160.04x = 1,197,370,809.72
  5. Step 5: Solve for x
    x = 1,197,370,809.72/39,160.04
  6. Step 6: Final answer
    x = 30,576.34

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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.