Home / 45,911.96-63,363.06-28,018.96

Finding the Fourth Proportional to 45,911.96, 63,363.06 and 28,018.96

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Solution

The fourth proportional to 45,911.96, 63,363.06 and 28,018.96 is: 38,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,911.96 : 63,363.06 = 28,018.96 : x
  2. Step 2: Convert to fraction form
    45,911.96/63,363.06 = 28,018.96/x
  3. Step 3: Cross multiply
    45,911.96x = 63,363.06 × 28,018.96
  4. Step 4: Simplify right side
    45,911.96x = 1,775,367,043.62
  5. Step 5: Solve for x
    x = 1,775,367,043.62/45,911.96
  6. Step 6: Final answer
    x = 38,668.94

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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.