Home / 34,011.09-46,928.03-19,857.51

Finding the Fourth Proportional to 34,011.09, 46,928.03 and 19,857.51

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Solution

The fourth proportional to 34,011.09, 46,928.03 and 19,857.51 is: 27,399.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,011.09 : 46,928.03 = 19,857.51 : x
  2. Step 2: Convert to fraction form
    34,011.09/46,928.03 = 19,857.51/x
  3. Step 3: Cross multiply
    34,011.09x = 46,928.03 × 19,857.51
  4. Step 4: Simplify right side
    34,011.09x = 931,873,725.72
  5. Step 5: Solve for x
    x = 931,873,725.72/34,011.09
  6. Step 6: Final answer
    x = 27,399.11

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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.