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Finding the Fourth Proportional to 35,065.84, 48,395.44 and 19,955.58

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Solution

The fourth proportional to 35,065.84, 48,395.44 and 19,955.58 is: 27,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,065.84 : 48,395.44 = 19,955.58 : x
  2. Step 2: Convert to fraction form
    35,065.84/48,395.44 = 19,955.58/x
  3. Step 3: Cross multiply
    35,065.84x = 48,395.44 × 19,955.58
  4. Step 4: Simplify right side
    35,065.84x = 965,759,074.56
  5. Step 5: Solve for x
    x = 965,759,074.56/35,065.84
  6. Step 6: Final answer
    x = 27,541.31

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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.