Home / 33,798.15-46,640.57-18,690.39

Finding the Fourth Proportional to 33,798.15, 46,640.57 and 18,690.39

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Solution

The fourth proportional to 33,798.15, 46,640.57 and 18,690.39 is: 25,792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,798.15 : 46,640.57 = 18,690.39 : x
  2. Step 2: Convert to fraction form
    33,798.15/46,640.57 = 18,690.39/x
  3. Step 3: Cross multiply
    33,798.15x = 46,640.57 × 18,690.39
  4. Step 4: Simplify right side
    33,798.15x = 871,730,349.67
  5. Step 5: Solve for x
    x = 871,730,349.67/33,798.15
  6. Step 6: Final answer
    x = 25,792.25

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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.