Home / 27,584.04-38,054.70-19,205.40

Finding the Fourth Proportional to 27,584.04, 38,054.70 and 19,205.40

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Solution

The fourth proportional to 27,584.04, 38,054.70 and 19,205.40 is: 26,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.04 : 38,054.70 = 19,205.40 : x
  2. Step 2: Convert to fraction form
    27,584.04/38,054.70 = 19,205.40/x
  3. Step 3: Cross multiply
    27,584.04x = 38,054.70 × 19,205.40
  4. Step 4: Simplify right side
    27,584.04x = 730,855,735.38
  5. Step 5: Solve for x
    x = 730,855,735.38/27,584.04
  6. Step 6: Final answer
    x = 26,495.60

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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.