Home / 26,746.10-36,910.20-14,647.09

Finding the Fourth Proportional to 26,746.10, 36,910.20 and 14,647.09

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Solution

The fourth proportional to 26,746.10, 36,910.20 and 14,647.09 is: 20,213.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,746.10 : 36,910.20 = 14,647.09 : x
  2. Step 2: Convert to fraction form
    26,746.10/36,910.20 = 14,647.09/x
  3. Step 3: Cross multiply
    26,746.10x = 36,910.20 × 14,647.09
  4. Step 4: Simplify right side
    26,746.10x = 540,626,948.08
  5. Step 5: Solve for x
    x = 540,626,948.08/26,746.10
  6. Step 6: Final answer
    x = 20,213.30

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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.