Home / 26,003.70-38,999.50-7,285.05

Finding the Fourth Proportional to 26,003.70, 38,999.50 and 7,285.05

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Solution

The fourth proportional to 26,003.70, 38,999.50 and 7,285.05 is: 10,925.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,003.70 : 38,999.50 = 7,285.05 : x
  2. Step 2: Convert to fraction form
    26,003.70/38,999.50 = 7,285.05/x
  3. Step 3: Cross multiply
    26,003.70x = 38,999.50 × 7,285.05
  4. Step 4: Simplify right side
    26,003.70x = 284,113,307.48
  5. Step 5: Solve for x
    x = 284,113,307.48/26,003.70
  6. Step 6: Final answer
    x = 10,925.88

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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.