Home / 26,492.70-39,739.05-14,007.90

Finding the Fourth Proportional to 26,492.70, 39,739.05 and 14,007.90

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Solution

The fourth proportional to 26,492.70, 39,739.05 and 14,007.90 is: 21,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,492.70 : 39,739.05 = 14,007.90 : x
  2. Step 2: Convert to fraction form
    26,492.70/39,739.05 = 14,007.90/x
  3. Step 3: Cross multiply
    26,492.70x = 39,739.05 × 14,007.90
  4. Step 4: Simplify right side
    26,492.70x = 556,660,638.50
  5. Step 5: Solve for x
    x = 556,660,638.50/26,492.70
  6. Step 6: Final answer
    x = 21,011.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.