Home / 26,324.60-39,461.70-8,785.40

Finding the Fourth Proportional to 26,324.60, 39,461.70 and 8,785.40

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Solution

The fourth proportional to 26,324.60, 39,461.70 and 8,785.40 is: 13,169.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,324.60 : 39,461.70 = 8,785.40 : x
  2. Step 2: Convert to fraction form
    26,324.60/39,461.70 = 8,785.40/x
  3. Step 3: Cross multiply
    26,324.60x = 39,461.70 × 8,785.40
  4. Step 4: Simplify right side
    26,324.60x = 346,686,819.18
  5. Step 5: Solve for x
    x = 346,686,819.18/26,324.60
  6. Step 6: Final answer
    x = 13,169.69

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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.