Home / 39,370.09-54,328.67-22,372.06

Finding the Fourth Proportional to 39,370.09, 54,328.67 and 22,372.06

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Solution

The fourth proportional to 39,370.09, 54,328.67 and 22,372.06 is: 30,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,370.09 : 54,328.67 = 22,372.06 : x
  2. Step 2: Convert to fraction form
    39,370.09/54,328.67 = 22,372.06/x
  3. Step 3: Cross multiply
    39,370.09x = 54,328.67 × 22,372.06
  4. Step 4: Simplify right side
    39,370.09x = 1,215,444,153.10
  5. Step 5: Solve for x
    x = 1,215,444,153.10/39,370.09
  6. Step 6: Final answer
    x = 30,872.27

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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.