Home / 19,615.76-27,069.17-10,663.03

Finding the Fourth Proportional to 19,615.76, 27,069.17 and 10,663.03

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Solution

The fourth proportional to 19,615.76, 27,069.17 and 10,663.03 is: 14,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615.76 : 27,069.17 = 10,663.03 : x
  2. Step 2: Convert to fraction form
    19,615.76/27,069.17 = 10,663.03/x
  3. Step 3: Cross multiply
    19,615.76x = 27,069.17 × 10,663.03
  4. Step 4: Simplify right side
    19,615.76x = 288,639,371.79
  5. Step 5: Solve for x
    x = 288,639,371.79/19,615.76
  6. Step 6: Final answer
    x = 14,714.67

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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.