Home / 26,611.56-39,898.88-14,140.34

Finding the Fourth Proportional to 26,611.56, 39,898.88 and 14,140.34

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Solution

The fourth proportional to 26,611.56, 39,898.88 and 14,140.34 is: 21,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.56 : 39,898.88 = 14,140.34 : x
  2. Step 2: Convert to fraction form
    26,611.56/39,898.88 = 14,140.34/x
  3. Step 3: Cross multiply
    26,611.56x = 39,898.88 × 14,140.34
  4. Step 4: Simplify right side
    26,611.56x = 564,183,728.82
  5. Step 5: Solve for x
    x = 564,183,728.82/26,611.56
  6. Step 6: Final answer
    x = 21,200.70

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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.