Home / 33,976.18-46,879.56-20,547.14

Finding the Fourth Proportional to 33,976.18, 46,879.56 and 20,547.14

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Solution

The fourth proportional to 33,976.18, 46,879.56 and 20,547.14 is: 28,350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,976.18 : 46,879.56 = 20,547.14 : x
  2. Step 2: Convert to fraction form
    33,976.18/46,879.56 = 20,547.14/x
  3. Step 3: Cross multiply
    33,976.18x = 46,879.56 × 20,547.14
  4. Step 4: Simplify right side
    33,976.18x = 963,240,648.06
  5. Step 5: Solve for x
    x = 963,240,648.06/33,976.18
  6. Step 6: Final answer
    x = 28,350.47

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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.