Home / 16,428.83-22,679.19-10,468.44

Finding the Fourth Proportional to 16,428.83, 22,679.19 and 10,468.44

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Solution

The fourth proportional to 16,428.83, 22,679.19 and 10,468.44 is: 14,451.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,428.83 : 22,679.19 = 10,468.44 : x
  2. Step 2: Convert to fraction form
    16,428.83/22,679.19 = 10,468.44/x
  3. Step 3: Cross multiply
    16,428.83x = 22,679.19 × 10,468.44
  4. Step 4: Simplify right side
    16,428.83x = 237,415,739.76
  5. Step 5: Solve for x
    x = 237,415,739.76/16,428.83
  6. Step 6: Final answer
    x = 14,451.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.