Home / 46,945.76-64,785.14-28,087.32

Finding the Fourth Proportional to 46,945.76, 64,785.14 and 28,087.32

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Solution

The fourth proportional to 46,945.76, 64,785.14 and 28,087.32 is: 38,760.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,945.76 : 64,785.14 = 28,087.32 : x
  2. Step 2: Convert to fraction form
    46,945.76/64,785.14 = 28,087.32/x
  3. Step 3: Cross multiply
    46,945.76x = 64,785.14 × 28,087.32
  4. Step 4: Simplify right side
    46,945.76x = 1,819,640,958.42
  5. Step 5: Solve for x
    x = 1,819,640,958.42/46,945.76
  6. Step 6: Final answer
    x = 38,760.50

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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.