Home / 35,824.64-49,420.80-30,848

Finding the Fourth Proportional to 35,824.64, 49,420.80 and 30,848

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Solution

The fourth proportional to 35,824.64, 49,420.80 and 30,848 is: 42,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,824.64 : 49,420.80 = 30,848 : x
  2. Step 2: Convert to fraction form
    35,824.64/49,420.80 = 30,848/x
  3. Step 3: Cross multiply
    35,824.64x = 49,420.80 × 30,848
  4. Step 4: Simplify right side
    35,824.64x = 1,524,532,838.40
  5. Step 5: Solve for x
    x = 1,524,532,838.40/35,824.64
  6. Step 6: Final answer
    x = 42,555.43

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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.