Home / 27,303.42-37,678.32-15,365.82

Finding the Fourth Proportional to 27,303.42, 37,678.32 and 15,365.82

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Solution

The fourth proportional to 27,303.42, 37,678.32 and 15,365.82 is: 21,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,303.42 : 37,678.32 = 15,365.82 : x
  2. Step 2: Convert to fraction form
    27,303.42/37,678.32 = 15,365.82/x
  3. Step 3: Cross multiply
    27,303.42x = 37,678.32 × 15,365.82
  4. Step 4: Simplify right side
    27,303.42x = 578,958,283.02
  5. Step 5: Solve for x
    x = 578,958,283.02/27,303.42
  6. Step 6: Final answer
    x = 21,204.61

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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.