Home / 26,043.80-39,068.45-8,513.60

Finding the Fourth Proportional to 26,043.80, 39,068.45 and 8,513.60

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Solution

The fourth proportional to 26,043.80, 39,068.45 and 8,513.60 is: 12,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,043.80 : 39,068.45 = 8,513.60 : x
  2. Step 2: Convert to fraction form
    26,043.80/39,068.45 = 8,513.60/x
  3. Step 3: Cross multiply
    26,043.80x = 39,068.45 × 8,513.60
  4. Step 4: Simplify right side
    26,043.80x = 332,613,242.95
  5. Step 5: Solve for x
    x = 332,613,242.95/26,043.80
  6. Step 6: Final answer
    x = 12,771.30

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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.