Home / 28,953.36-39,957.54-16,207.59

Finding the Fourth Proportional to 28,953.36, 39,957.54 and 16,207.59

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Solution

The fourth proportional to 28,953.36, 39,957.54 and 16,207.59 is: 22,367.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953.36 : 39,957.54 = 16,207.59 : x
  2. Step 2: Convert to fraction form
    28,953.36/39,957.54 = 16,207.59/x
  3. Step 3: Cross multiply
    28,953.36x = 39,957.54 × 16,207.59
  4. Step 4: Simplify right side
    28,953.36x = 647,615,425.73
  5. Step 5: Solve for x
    x = 647,615,425.73/28,953.36
  6. Step 6: Final answer
    x = 22,367.54

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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.