Home / 26,789.32-36,969.08-14,689.67

Finding the Fourth Proportional to 26,789.32, 36,969.08 and 14,689.67

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Solution

The fourth proportional to 26,789.32, 36,969.08 and 14,689.67 is: 20,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,789.32 : 36,969.08 = 14,689.67 : x
  2. Step 2: Convert to fraction form
    26,789.32/36,969.08 = 14,689.67/x
  3. Step 3: Cross multiply
    26,789.32x = 36,969.08 × 14,689.67
  4. Step 4: Simplify right side
    26,789.32x = 543,063,604.38
  5. Step 5: Solve for x
    x = 543,063,604.38/26,789.32
  6. Step 6: Final answer
    x = 20,271.65

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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.