Home / 26,929.50-37,165.59-15,760.86

Finding the Fourth Proportional to 26,929.50, 37,165.59 and 15,760.86

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Solution

The fourth proportional to 26,929.50, 37,165.59 and 15,760.86 is: 21,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.50 : 37,165.59 = 15,760.86 : x
  2. Step 2: Convert to fraction form
    26,929.50/37,165.59 = 15,760.86/x
  3. Step 3: Cross multiply
    26,929.50x = 37,165.59 × 15,760.86
  4. Step 4: Simplify right side
    26,929.50x = 585,761,660.81
  5. Step 5: Solve for x
    x = 585,761,660.81/26,929.50
  6. Step 6: Final answer
    x = 21,751.67

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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.