Home / 27,802.37-38,365.80-15,226.85

Finding the Fourth Proportional to 27,802.37, 38,365.80 and 15,226.85

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Solution

The fourth proportional to 27,802.37, 38,365.80 and 15,226.85 is: 21,012.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,802.37 : 38,365.80 = 15,226.85 : x
  2. Step 2: Convert to fraction form
    27,802.37/38,365.80 = 15,226.85/x
  3. Step 3: Cross multiply
    27,802.37x = 38,365.80 × 15,226.85
  4. Step 4: Simplify right side
    27,802.37x = 584,190,281.73
  5. Step 5: Solve for x
    x = 584,190,281.73/27,802.37
  6. Step 6: Final answer
    x = 21,012.25

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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.