Home / 38,313.78-52,873.28-22,395.06

Finding the Fourth Proportional to 38,313.78, 52,873.28 and 22,395.06

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Solution

The fourth proportional to 38,313.78, 52,873.28 and 22,395.06 is: 30,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,313.78 : 52,873.28 = 22,395.06 : x
  2. Step 2: Convert to fraction form
    38,313.78/52,873.28 = 22,395.06/x
  3. Step 3: Cross multiply
    38,313.78x = 52,873.28 × 22,395.06
  4. Step 4: Simplify right side
    38,313.78x = 1,184,100,278.00
  5. Step 5: Solve for x
    x = 1,184,100,278.00/38,313.78
  6. Step 6: Final answer
    x = 30,905.34

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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.