Home / 27,597.03-38,084.60-15,021.75

Finding the Fourth Proportional to 27,597.03, 38,084.60 and 15,021.75

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Solution

The fourth proportional to 27,597.03, 38,084.60 and 15,021.75 is: 20,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,597.03 : 38,084.60 = 15,021.75 : x
  2. Step 2: Convert to fraction form
    27,597.03/38,084.60 = 15,021.75/x
  3. Step 3: Cross multiply
    27,597.03x = 38,084.60 × 15,021.75
  4. Step 4: Simplify right side
    27,597.03x = 572,097,264.94
  5. Step 5: Solve for x
    x = 572,097,264.94/27,597.03
  6. Step 6: Final answer
    x = 20,730.39

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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.