Home / 26,492.12-39,701.23-19,910.60

Finding the Fourth Proportional to 26,492.12, 39,701.23 and 19,910.60

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Solution

The fourth proportional to 26,492.12, 39,701.23 and 19,910.60 is: 29,838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,492.12 : 39,701.23 = 19,910.60 : x
  2. Step 2: Convert to fraction form
    26,492.12/39,701.23 = 19,910.60/x
  3. Step 3: Cross multiply
    26,492.12x = 39,701.23 × 19,910.60
  4. Step 4: Simplify right side
    26,492.12x = 790,475,310.04
  5. Step 5: Solve for x
    x = 790,475,310.04/26,492.12
  6. Step 6: Final answer
    x = 29,838.13

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1.5x scale

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.