Home / 53,766.48-80,566.68-28,809.84

Finding the Fourth Proportional to 53,766.48, 80,566.68 and 28,809.84

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Solution

The fourth proportional to 53,766.48, 80,566.68 and 28,809.84 is: 43,170.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,766.48 : 80,566.68 = 28,809.84 : x
  2. Step 2: Convert to fraction form
    53,766.48/80,566.68 = 28,809.84/x
  3. Step 3: Cross multiply
    53,766.48x = 80,566.68 × 28,809.84
  4. Step 4: Simplify right side
    53,766.48x = 2,321,113,160.13
  5. Step 5: Solve for x
    x = 2,321,113,160.13/53,766.48
  6. Step 6: Final answer
    x = 43,170.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.