Home / 23,084.73-31,855.01-13,015.65

Finding the Fourth Proportional to 23,084.73, 31,855.01 and 13,015.65

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Solution

The fourth proportional to 23,084.73, 31,855.01 and 13,015.65 is: 17,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,084.73 : 31,855.01 = 13,015.65 : x
  2. Step 2: Convert to fraction form
    23,084.73/31,855.01 = 13,015.65/x
  3. Step 3: Cross multiply
    23,084.73x = 31,855.01 × 13,015.65
  4. Step 4: Simplify right side
    23,084.73x = 414,613,501.63
  5. Step 5: Solve for x
    x = 414,613,501.63/23,084.73
  6. Step 6: Final answer
    x = 17,960.51

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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.