Home / 26,467.60-39,701.40-20,246.80

Finding the Fourth Proportional to 26,467.60, 39,701.40 and 20,246.80

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Solution

The fourth proportional to 26,467.60, 39,701.40 and 20,246.80 is: 30,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,467.60 : 39,701.40 = 20,246.80 : x
  2. Step 2: Convert to fraction form
    26,467.60/39,701.40 = 20,246.80/x
  3. Step 3: Cross multiply
    26,467.60x = 39,701.40 × 20,246.80
  4. Step 4: Simplify right side
    26,467.60x = 803,826,305.52
  5. Step 5: Solve for x
    x = 803,826,305.52/26,467.60
  6. Step 6: Final answer
    x = 30,370.20

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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.