Home / 54,905.39-82,350.78-15,465.58

Finding the Fourth Proportional to 54,905.39, 82,350.78 and 15,465.58

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Solution

The fourth proportional to 54,905.39, 82,350.78 and 15,465.58 is: 23,196.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,905.39 : 82,350.78 = 15,465.58 : x
  2. Step 2: Convert to fraction form
    54,905.39/82,350.78 = 15,465.58/x
  3. Step 3: Cross multiply
    54,905.39x = 82,350.78 × 15,465.58
  4. Step 4: Simplify right side
    54,905.39x = 1,273,602,775.50
  5. Step 5: Solve for x
    x = 1,273,602,775.50/54,905.39
  6. Step 6: Final answer
    x = 23,196.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.