Home / 33,719.97-46,533.69-18,612.75

Finding the Fourth Proportional to 33,719.97, 46,533.69 and 18,612.75

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Solution

The fourth proportional to 33,719.97, 46,533.69 and 18,612.75 is: 25,685.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,719.97 : 46,533.69 = 18,612.75 : x
  2. Step 2: Convert to fraction form
    33,719.97/46,533.69 = 18,612.75/x
  3. Step 3: Cross multiply
    33,719.97x = 46,533.69 × 18,612.75
  4. Step 4: Simplify right side
    33,719.97x = 866,119,938.55
  5. Step 5: Solve for x
    x = 866,119,938.55/33,719.97
  6. Step 6: Final answer
    x = 25,685.67

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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.