Home / 17,988.36-24,819.72-10,914.60

Finding the Fourth Proportional to 17,988.36, 24,819.72 and 10,914.60

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Solution

The fourth proportional to 17,988.36, 24,819.72 and 10,914.60 is: 15,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.36 : 24,819.72 = 10,914.60 : x
  2. Step 2: Convert to fraction form
    17,988.36/24,819.72 = 10,914.60/x
  3. Step 3: Cross multiply
    17,988.36x = 24,819.72 × 10,914.60
  4. Step 4: Simplify right side
    17,988.36x = 270,897,315.91
  5. Step 5: Solve for x
    x = 270,897,315.91/17,988.36
  6. Step 6: Final answer
    x = 15,059.59

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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.