Home / 16,317.21-24,477.45-5,221.11

Finding the Fourth Proportional to 16,317.21, 24,477.45 and 5,221.11

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Solution

The fourth proportional to 16,317.21, 24,477.45 and 5,221.11 is: 7,832.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,317.21 : 24,477.45 = 5,221.11 : x
  2. Step 2: Convert to fraction form
    16,317.21/24,477.45 = 5,221.11/x
  3. Step 3: Cross multiply
    16,317.21x = 24,477.45 × 5,221.11
  4. Step 4: Simplify right side
    16,317.21x = 127,799,458.97
  5. Step 5: Solve for x
    x = 127,799,458.97/16,317.21
  6. Step 6: Final answer
    x = 7,832.19

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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.