Home / 33,938.30-46,834.14-18,830.64

Finding the Fourth Proportional to 33,938.30, 46,834.14 and 18,830.64

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Solution

The fourth proportional to 33,938.30, 46,834.14 and 18,830.64 is: 25,985.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,938.30 : 46,834.14 = 18,830.64 : x
  2. Step 2: Convert to fraction form
    33,938.30/46,834.14 = 18,830.64/x
  3. Step 3: Cross multiply
    33,938.30x = 46,834.14 × 18,830.64
  4. Step 4: Simplify right side
    33,938.30x = 881,916,706.93
  5. Step 5: Solve for x
    x = 881,916,706.93/33,938.30
  6. Step 6: Final answer
    x = 25,985.88

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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.