Home / 39,255.15-54,153.03-23,328.32

Finding the Fourth Proportional to 39,255.15, 54,153.03 and 23,328.32

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Solution

The fourth proportional to 39,255.15, 54,153.03 and 23,328.32 is: 32,181.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,255.15 : 54,153.03 = 23,328.32 : x
  2. Step 2: Convert to fraction form
    39,255.15/54,153.03 = 23,328.32/x
  3. Step 3: Cross multiply
    39,255.15x = 54,153.03 × 23,328.32
  4. Step 4: Simplify right side
    39,255.15x = 1,263,298,942.04
  5. Step 5: Solve for x
    x = 1,263,298,942.04/39,255.15
  6. Step 6: Final answer
    x = 32,181.74

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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.