Home / 26,125.12-39,192.56-8,607.28

Finding the Fourth Proportional to 26,125.12, 39,192.56 and 8,607.28

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Solution

The fourth proportional to 26,125.12, 39,192.56 and 8,607.28 is: 12,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,125.12 : 39,192.56 = 8,607.28 : x
  2. Step 2: Convert to fraction form
    26,125.12/39,192.56 = 8,607.28/x
  3. Step 3: Cross multiply
    26,125.12x = 39,192.56 × 8,607.28
  4. Step 4: Simplify right side
    26,125.12x = 337,341,337.84
  5. Step 5: Solve for x
    x = 337,341,337.84/26,125.12
  6. Step 6: Final answer
    x = 12,912.53

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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.