Home / 39,548.60-54,578.43-22,555.41

Finding the Fourth Proportional to 39,548.60, 54,578.43 and 22,555.41

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Solution

The fourth proportional to 39,548.60, 54,578.43 and 22,555.41 is: 31,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,548.60 : 54,578.43 = 22,555.41 : x
  2. Step 2: Convert to fraction form
    39,548.60/54,578.43 = 22,555.41/x
  3. Step 3: Cross multiply
    39,548.60x = 54,578.43 × 22,555.41
  4. Step 4: Simplify right side
    39,548.60x = 1,231,038,865.81
  5. Step 5: Solve for x
    x = 1,231,038,865.81/39,548.60
  6. Step 6: Final answer
    x = 31,127.25

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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.