Home / 38,983.36-53,783.04-22,206.64

Finding the Fourth Proportional to 38,983.36, 53,783.04 and 22,206.64

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Solution

The fourth proportional to 38,983.36, 53,783.04 and 22,206.64 is: 30,637.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,983.36 : 53,783.04 = 22,206.64 : x
  2. Step 2: Convert to fraction form
    38,983.36/53,783.04 = 22,206.64/x
  3. Step 3: Cross multiply
    38,983.36x = 53,783.04 × 22,206.64
  4. Step 4: Simplify right side
    38,983.36x = 1,194,340,607.39
  5. Step 5: Solve for x
    x = 1,194,340,607.39/38,983.36
  6. Step 6: Final answer
    x = 30,637.19

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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.