Home / 33,830.39-46,688.27-18,723.68

Finding the Fourth Proportional to 33,830.39, 46,688.27 and 18,723.68

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Solution

The fourth proportional to 33,830.39, 46,688.27 and 18,723.68 is: 25,839.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,830.39 : 46,688.27 = 18,723.68 : x
  2. Step 2: Convert to fraction form
    33,830.39/46,688.27 = 18,723.68/x
  3. Step 3: Cross multiply
    33,830.39x = 46,688.27 × 18,723.68
  4. Step 4: Simplify right side
    33,830.39x = 874,175,900.17
  5. Step 5: Solve for x
    x = 874,175,900.17/33,830.39
  6. Step 6: Final answer
    x = 25,839.96

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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.