Home / 34,758.13-52,137.21-12,571.01

Finding the Fourth Proportional to 34,758.13, 52,137.21 and 12,571.01

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Solution

The fourth proportional to 34,758.13, 52,137.21 and 12,571.01 is: 18,856.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,758.13 : 52,137.21 = 12,571.01 : x
  2. Step 2: Convert to fraction form
    34,758.13/52,137.21 = 12,571.01/x
  3. Step 3: Cross multiply
    34,758.13x = 52,137.21 × 12,571.01
  4. Step 4: Simplify right side
    34,758.13x = 655,417,388.28
  5. Step 5: Solve for x
    x = 655,417,388.28/34,758.13
  6. Step 6: Final answer
    x = 18,856.52

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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.