Home / 22,330.73-30,814.64-12,259.14

Finding the Fourth Proportional to 22,330.73, 30,814.64 and 12,259.14

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Solution

The fourth proportional to 22,330.73, 30,814.64 and 12,259.14 is: 16,916.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,330.73 : 30,814.64 = 12,259.14 : x
  2. Step 2: Convert to fraction form
    22,330.73/30,814.64 = 12,259.14/x
  3. Step 3: Cross multiply
    22,330.73x = 30,814.64 × 12,259.14
  4. Step 4: Simplify right side
    22,330.73x = 377,760,923.89
  5. Step 5: Solve for x
    x = 377,760,923.89/22,330.73
  6. Step 6: Final answer
    x = 16,916.64

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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.