Home / 33,719.14-46,532.40-18,815.14

Finding the Fourth Proportional to 33,719.14, 46,532.40 and 18,815.14

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Solution

The fourth proportional to 33,719.14, 46,532.40 and 18,815.14 is: 25,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,719.14 : 46,532.40 = 18,815.14 : x
  2. Step 2: Convert to fraction form
    33,719.14/46,532.40 = 18,815.14/x
  3. Step 3: Cross multiply
    33,719.14x = 46,532.40 × 18,815.14
  4. Step 4: Simplify right side
    33,719.14x = 875,513,620.54
  5. Step 5: Solve for x
    x = 875,513,620.54/33,719.14
  6. Step 6: Final answer
    x = 25,964.89

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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.