Home / 14,162.10-21,202.14-10,666.83

Finding the Fourth Proportional to 14,162.10, 21,202.14 and 10,666.83

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Solution

The fourth proportional to 14,162.10, 21,202.14 and 10,666.83 is: 15,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162.10 : 21,202.14 = 10,666.83 : x
  2. Step 2: Convert to fraction form
    14,162.10/21,202.14 = 10,666.83/x
  3. Step 3: Cross multiply
    14,162.10x = 21,202.14 × 10,666.83
  4. Step 4: Simplify right side
    14,162.10x = 226,159,463.67
  5. Step 5: Solve for x
    x = 226,159,463.67/14,162.10
  6. Step 6: Final answer
    x = 15,969.35

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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.