Home / 53,637.60-80,456.40-22,469.60

Finding the Fourth Proportional to 53,637.60, 80,456.40 and 22,469.60

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Solution

The fourth proportional to 53,637.60, 80,456.40 and 22,469.60 is: 33,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,637.60 : 80,456.40 = 22,469.60 : x
  2. Step 2: Convert to fraction form
    53,637.60/80,456.40 = 22,469.60/x
  3. Step 3: Cross multiply
    53,637.60x = 80,456.40 × 22,469.60
  4. Step 4: Simplify right side
    53,637.60x = 1,807,823,125.44
  5. Step 5: Solve for x
    x = 1,807,823,125.44/53,637.60
  6. Step 6: Final answer
    x = 33,704.40

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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.