Home / 45,913.96-63,365.82-28,020.96

Finding the Fourth Proportional to 45,913.96, 63,365.82 and 28,020.96

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Solution

The fourth proportional to 45,913.96, 63,365.82 and 28,020.96 is: 38,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,913.96 : 63,365.82 = 28,020.96 : x
  2. Step 2: Convert to fraction form
    45,913.96/63,365.82 = 28,020.96/x
  3. Step 3: Cross multiply
    45,913.96x = 63,365.82 × 28,020.96
  4. Step 4: Simplify right side
    45,913.96x = 1,775,571,107.59
  5. Step 5: Solve for x
    x = 1,775,571,107.59/45,913.96
  6. Step 6: Final answer
    x = 38,671.70

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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.