Home / 46,708.56-64,391.13-30,765.33

Finding the Fourth Proportional to 46,708.56, 64,391.13 and 30,765.33

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Solution

The fourth proportional to 46,708.56, 64,391.13 and 30,765.33 is: 42,412.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,708.56 : 64,391.13 = 30,765.33 : x
  2. Step 2: Convert to fraction form
    46,708.56/64,391.13 = 30,765.33/x
  3. Step 3: Cross multiply
    46,708.56x = 64,391.13 × 30,765.33
  4. Step 4: Simplify right side
    46,708.56x = 1,981,014,363.52
  5. Step 5: Solve for x
    x = 1,981,014,363.52/46,708.56
  6. Step 6: Final answer
    x = 42,412.23

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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.