Home / 26,898.40-37,119.72-14,961.88

Finding the Fourth Proportional to 26,898.40, 37,119.72 and 14,961.88

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Solution

The fourth proportional to 26,898.40, 37,119.72 and 14,961.88 is: 20,647.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,898.40 : 37,119.72 = 14,961.88 : x
  2. Step 2: Convert to fraction form
    26,898.40/37,119.72 = 14,961.88/x
  3. Step 3: Cross multiply
    26,898.40x = 37,119.72 × 14,961.88
  4. Step 4: Simplify right side
    26,898.40x = 555,380,796.27
  5. Step 5: Solve for x
    x = 555,380,796.27/26,898.40
  6. Step 6: Final answer
    x = 20,647.35

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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.