Home / 51,365.49-70,884.18-28,704.48

Finding the Fourth Proportional to 51,365.49, 70,884.18 and 28,704.48

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Solution

The fourth proportional to 51,365.49, 70,884.18 and 28,704.48 is: 39,612.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,365.49 : 70,884.18 = 28,704.48 : x
  2. Step 2: Convert to fraction form
    51,365.49/70,884.18 = 28,704.48/x
  3. Step 3: Cross multiply
    51,365.49x = 70,884.18 × 28,704.48
  4. Step 4: Simplify right side
    51,365.49x = 2,034,693,383.60
  5. Step 5: Solve for x
    x = 2,034,693,383.60/51,365.49
  6. Step 6: Final answer
    x = 39,612.07

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1.5x scale

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.