Home / 14,776.01-22,142.12-12,162.09

Finding the Fourth Proportional to 14,776.01, 22,142.12 and 12,162.09

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Solution

The fourth proportional to 14,776.01, 22,142.12 and 12,162.09 is: 18,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.01 : 22,142.12 = 12,162.09 : x
  2. Step 2: Convert to fraction form
    14,776.01/22,142.12 = 12,162.09/x
  3. Step 3: Cross multiply
    14,776.01x = 22,142.12 × 12,162.09
  4. Step 4: Simplify right side
    14,776.01x = 269,294,395.42
  5. Step 5: Solve for x
    x = 269,294,395.42/14,776.01
  6. Step 6: Final answer
    x = 18,225.12

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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.