Home / 39,218.36-54,068.34-26,621.24

Finding the Fourth Proportional to 39,218.36, 54,068.34 and 26,621.24

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Solution

The fourth proportional to 39,218.36, 54,068.34 and 26,621.24 is: 36,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,218.36 : 54,068.34 = 26,621.24 : x
  2. Step 2: Convert to fraction form
    39,218.36/54,068.34 = 26,621.24/x
  3. Step 3: Cross multiply
    39,218.36x = 54,068.34 × 26,621.24
  4. Step 4: Simplify right side
    39,218.36x = 1,439,366,255.54
  5. Step 5: Solve for x
    x = 1,439,366,255.54/39,218.36
  6. Step 6: Final answer
    x = 36,701.34

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Similar ratio
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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.