Home / 39,361.06-54,316.47-22,364.92

Finding the Fourth Proportional to 39,361.06, 54,316.47 and 22,364.92

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Solution

The fourth proportional to 39,361.06, 54,316.47 and 22,364.92 is: 30,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,361.06 : 54,316.47 = 22,364.92 : x
  2. Step 2: Convert to fraction form
    39,361.06/54,316.47 = 22,364.92/x
  3. Step 3: Cross multiply
    39,361.06x = 54,316.47 × 22,364.92
  4. Step 4: Simplify right side
    39,361.06x = 1,214,783,506.23
  5. Step 5: Solve for x
    x = 1,214,783,506.23/39,361.06
  6. Step 6: Final answer
    x = 30,862.57

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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.