Home / 30,558.24-45,832.05-9,210.69

Finding the Fourth Proportional to 30,558.24, 45,832.05 and 9,210.69

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Solution

The fourth proportional to 30,558.24, 45,832.05 and 9,210.69 is: 13,814.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,558.24 : 45,832.05 = 9,210.69 : x
  2. Step 2: Convert to fraction form
    30,558.24/45,832.05 = 9,210.69/x
  3. Step 3: Cross multiply
    30,558.24x = 45,832.05 × 9,210.69
  4. Step 4: Simplify right side
    30,558.24x = 422,144,804.61
  5. Step 5: Solve for x
    x = 422,144,804.61/30,558.24
  6. Step 6: Final answer
    x = 13,814.43

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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.