Home / 33,340.14-46,009.40-18,999.56

Finding the Fourth Proportional to 33,340.14, 46,009.40 and 18,999.56

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Solution

The fourth proportional to 33,340.14, 46,009.40 and 18,999.56 is: 26,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,340.14 : 46,009.40 = 18,999.56 : x
  2. Step 2: Convert to fraction form
    33,340.14/46,009.40 = 18,999.56/x
  3. Step 3: Cross multiply
    33,340.14x = 46,009.40 × 18,999.56
  4. Step 4: Simplify right side
    33,340.14x = 874,158,355.86
  5. Step 5: Solve for x
    x = 874,158,355.86/33,340.14
  6. Step 6: Final answer
    x = 26,219.40

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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.