Home / 28,944.66-39,945.10-17,011.84

Finding the Fourth Proportional to 28,944.66, 39,945.10 and 17,011.84

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Solution

The fourth proportional to 28,944.66, 39,945.10 and 17,011.84 is: 23,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.66 : 39,945.10 = 17,011.84 : x
  2. Step 2: Convert to fraction form
    28,944.66/39,945.10 = 17,011.84/x
  3. Step 3: Cross multiply
    28,944.66x = 39,945.10 × 17,011.84
  4. Step 4: Simplify right side
    28,944.66x = 679,539,614.39
  5. Step 5: Solve for x
    x = 679,539,614.39/28,944.66
  6. Step 6: Final answer
    x = 23,477.20

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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.