Home / 53,276.16-79,914.39-13,833.60

Finding the Fourth Proportional to 53,276.16, 79,914.39 and 13,833.60

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Solution

The fourth proportional to 53,276.16, 79,914.39 and 13,833.60 is: 20,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,276.16 : 79,914.39 = 13,833.60 : x
  2. Step 2: Convert to fraction form
    53,276.16/79,914.39 = 13,833.60/x
  3. Step 3: Cross multiply
    53,276.16x = 79,914.39 × 13,833.60
  4. Step 4: Simplify right side
    53,276.16x = 1,105,503,705.50
  5. Step 5: Solve for x
    x = 1,105,503,705.50/53,276.16
  6. Step 6: Final answer
    x = 20,750.44

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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.