Home / 26,918.37-37,149.09-14,981.67

Finding the Fourth Proportional to 26,918.37, 37,149.09 and 14,981.67

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Solution

The fourth proportional to 26,918.37, 37,149.09 and 14,981.67 is: 20,675.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.37 : 37,149.09 = 14,981.67 : x
  2. Step 2: Convert to fraction form
    26,918.37/37,149.09 = 14,981.67/x
  3. Step 3: Cross multiply
    26,918.37x = 37,149.09 × 14,981.67
  4. Step 4: Simplify right side
    26,918.37x = 556,555,407.18
  5. Step 5: Solve for x
    x = 556,555,407.18/26,918.37
  6. Step 6: Final answer
    x = 20,675.67

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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.