Home / 39,977.25-55,173.47-23,210.25

Finding the Fourth Proportional to 39,977.25, 55,173.47 and 23,210.25

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Solution

The fourth proportional to 39,977.25, 55,173.47 and 23,210.25 is: 32,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,977.25 : 55,173.47 = 23,210.25 : x
  2. Step 2: Convert to fraction form
    39,977.25/55,173.47 = 23,210.25/x
  3. Step 3: Cross multiply
    39,977.25x = 55,173.47 × 23,210.25
  4. Step 4: Simplify right side
    39,977.25x = 1,280,589,916.02
  5. Step 5: Solve for x
    x = 1,280,589,916.02/39,977.25
  6. Step 6: Final answer
    x = 32,032.97

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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.