Home / 14,284.96-21,373.68-9,910.88

Finding the Fourth Proportional to 14,284.96, 21,373.68 and 9,910.88

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Solution

The fourth proportional to 14,284.96, 21,373.68 and 9,910.88 is: 14,829.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.96 : 21,373.68 = 9,910.88 : x
  2. Step 2: Convert to fraction form
    14,284.96/21,373.68 = 9,910.88/x
  3. Step 3: Cross multiply
    14,284.96x = 21,373.68 × 9,910.88
  4. Step 4: Simplify right side
    14,284.96x = 211,831,977.64
  5. Step 5: Solve for x
    x = 211,831,977.64/14,284.96
  6. Step 6: Final answer
    x = 14,829.02

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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.