Home / 39,581.48-54,625.56-22,581.81

Finding the Fourth Proportional to 39,581.48, 54,625.56 and 22,581.81

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Solution

The fourth proportional to 39,581.48, 54,625.56 and 22,581.81 is: 31,164.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,581.48 : 54,625.56 = 22,581.81 : x
  2. Step 2: Convert to fraction form
    39,581.48/54,625.56 = 22,581.81/x
  3. Step 3: Cross multiply
    39,581.48x = 54,625.56 × 22,581.81
  4. Step 4: Simplify right side
    39,581.48x = 1,233,544,017.06
  5. Step 5: Solve for x
    x = 1,233,544,017.06/39,581.48
  6. Step 6: Final answer
    x = 31,164.68

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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.