Home / 22,455.81-33,685.43-13,096.77

Finding the Fourth Proportional to 22,455.81, 33,685.43 and 13,096.77

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Solution

The fourth proportional to 22,455.81, 33,685.43 and 13,096.77 is: 19,646.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455.81 : 33,685.43 = 13,096.77 : x
  2. Step 2: Convert to fraction form
    22,455.81/33,685.43 = 13,096.77/x
  3. Step 3: Cross multiply
    22,455.81x = 33,685.43 × 13,096.77
  4. Step 4: Simplify right side
    22,455.81x = 441,170,235.48
  5. Step 5: Solve for x
    x = 441,170,235.48/22,455.81
  6. Step 6: Final answer
    x = 19,646.15

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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.