Home / 26,150.50-39,243.03-12,300.58

Finding the Fourth Proportional to 26,150.50, 39,243.03 and 12,300.58

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Solution

The fourth proportional to 26,150.50, 39,243.03 and 12,300.58 is: 18,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,150.50 : 39,243.03 = 12,300.58 : x
  2. Step 2: Convert to fraction form
    26,150.50/39,243.03 = 12,300.58/x
  3. Step 3: Cross multiply
    26,150.50x = 39,243.03 × 12,300.58
  4. Step 4: Simplify right side
    26,150.50x = 482,712,029.96
  5. Step 5: Solve for x
    x = 482,712,029.96/26,150.50
  6. Step 6: Final answer
    x = 18,459.00

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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.