Home / 33,788.79-46,627.16-18,680.49

Finding the Fourth Proportional to 33,788.79, 46,627.16 and 18,680.49

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Solution

The fourth proportional to 33,788.79, 46,627.16 and 18,680.49 is: 25,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,788.79 : 46,627.16 = 18,680.49 : x
  2. Step 2: Convert to fraction form
    33,788.79/46,627.16 = 18,680.49/x
  3. Step 3: Cross multiply
    33,788.79x = 46,627.16 × 18,680.49
  4. Step 4: Simplify right side
    33,788.79x = 871,018,102.71
  5. Step 5: Solve for x
    x = 871,018,102.71/33,788.79
  6. Step 6: Final answer
    x = 25,778.32

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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.