Home / 28,592.54-39,456.56-15,846.27

Finding the Fourth Proportional to 28,592.54, 39,456.56 and 15,846.27

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Solution

The fourth proportional to 28,592.54, 39,456.56 and 15,846.27 is: 21,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,592.54 : 39,456.56 = 15,846.27 : x
  2. Step 2: Convert to fraction form
    28,592.54/39,456.56 = 15,846.27/x
  3. Step 3: Cross multiply
    28,592.54x = 39,456.56 × 15,846.27
  4. Step 4: Simplify right side
    28,592.54x = 625,239,303.03
  5. Step 5: Solve for x
    x = 625,239,303.03/28,592.54
  6. Step 6: Final answer
    x = 21,867.22

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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.