Home / 26,739.60-36,895.72-15,407.50

Finding the Fourth Proportional to 26,739.60, 36,895.72 and 15,407.50

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Solution

The fourth proportional to 26,739.60, 36,895.72 and 15,407.50 is: 21,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.60 : 36,895.72 = 15,407.50 : x
  2. Step 2: Convert to fraction form
    26,739.60/36,895.72 = 15,407.50/x
  3. Step 3: Cross multiply
    26,739.60x = 36,895.72 × 15,407.50
  4. Step 4: Simplify right side
    26,739.60x = 568,470,805.90
  5. Step 5: Solve for x
    x = 568,470,805.90/26,739.60
  6. Step 6: Final answer
    x = 21,259.51

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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.