Home / 37,285.76-51,454.44-20,290

Finding the Fourth Proportional to 37,285.76, 51,454.44 and 20,290

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Solution

The fourth proportional to 37,285.76, 51,454.44 and 20,290 is: 28,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,285.76 : 51,454.44 = 20,290 : x
  2. Step 2: Convert to fraction form
    37,285.76/51,454.44 = 20,290/x
  3. Step 3: Cross multiply
    37,285.76x = 51,454.44 × 20,290
  4. Step 4: Simplify right side
    37,285.76x = 1,044,010,587.60
  5. Step 5: Solve for x
    x = 1,044,010,587.60/37,285.76
  6. Step 6: Final answer
    x = 28,000.25

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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.