Home / 25,123.56-34,670.19-14,512.96

Finding the Fourth Proportional to 25,123.56, 34,670.19 and 14,512.96

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Solution

The fourth proportional to 25,123.56, 34,670.19 and 14,512.96 is: 20,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,123.56 : 34,670.19 = 14,512.96 : x
  2. Step 2: Convert to fraction form
    25,123.56/34,670.19 = 14,512.96/x
  3. Step 3: Cross multiply
    25,123.56x = 34,670.19 × 14,512.96
  4. Step 4: Simplify right side
    25,123.56x = 503,167,080.66
  5. Step 5: Solve for x
    x = 503,167,080.66/25,123.56
  6. Step 6: Final answer
    x = 20,027.70

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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.