Home / 53,646.17-80,469.25-28,610.37

Finding the Fourth Proportional to 53,646.17, 80,469.25 and 28,610.37

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Solution

The fourth proportional to 53,646.17, 80,469.25 and 28,610.37 is: 42,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,646.17 : 80,469.25 = 28,610.37 : x
  2. Step 2: Convert to fraction form
    53,646.17/80,469.25 = 28,610.37/x
  3. Step 3: Cross multiply
    53,646.17x = 80,469.25 × 28,610.37
  4. Step 4: Simplify right side
    53,646.17x = 2,302,254,470.72
  5. Step 5: Solve for x
    x = 2,302,254,470.72/53,646.17
  6. Step 6: Final answer
    x = 42,915.55

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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.