Home / 45,911.48-63,362.39-28,018.44

Finding the Fourth Proportional to 45,911.48, 63,362.39 and 28,018.44

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Solution

The fourth proportional to 45,911.48, 63,362.39 and 28,018.44 is: 38,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,911.48 : 63,362.39 = 28,018.44 : x
  2. Step 2: Convert to fraction form
    45,911.48/63,362.39 = 28,018.44/x
  3. Step 3: Cross multiply
    45,911.48x = 63,362.39 × 28,018.44
  4. Step 4: Simplify right side
    45,911.48x = 1,775,315,182.38
  5. Step 5: Solve for x
    x = 1,775,315,182.38/45,911.48
  6. Step 6: Final answer
    x = 38,668.22

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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.