Home / 39,475.37-59,222.34-12,821.27

Finding the Fourth Proportional to 39,475.37, 59,222.34 and 12,821.27

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Solution

The fourth proportional to 39,475.37, 59,222.34 and 12,821.27 is: 19,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,475.37 : 59,222.34 = 12,821.27 : x
  2. Step 2: Convert to fraction form
    39,475.37/59,222.34 = 12,821.27/x
  3. Step 3: Cross multiply
    39,475.37x = 59,222.34 × 12,821.27
  4. Step 4: Simplify right side
    39,475.37x = 759,305,315.06
  5. Step 5: Solve for x
    x = 759,305,315.06/39,475.37
  6. Step 6: Final answer
    x = 19,234.91

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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.