Home / 14,421.15-21,576.92-8,800.34

Finding the Fourth Proportional to 14,421.15, 21,576.92 and 8,800.34

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Solution

The fourth proportional to 14,421.15, 21,576.92 and 8,800.34 is: 13,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.15 : 21,576.92 = 8,800.34 : x
  2. Step 2: Convert to fraction form
    14,421.15/21,576.92 = 8,800.34/x
  3. Step 3: Cross multiply
    14,421.15x = 21,576.92 × 8,800.34
  4. Step 4: Simplify right side
    14,421.15x = 189,884,080.27
  5. Step 5: Solve for x
    x = 189,884,080.27/14,421.15
  6. Step 6: Final answer
    x = 13,167.06

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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.