Home / 55,246.65-82,881.98-20,186.25

Finding the Fourth Proportional to 55,246.65, 82,881.98 and 20,186.25

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Solution

The fourth proportional to 55,246.65, 82,881.98 and 20,186.25 is: 30,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,246.65 : 82,881.98 = 20,186.25 : x
  2. Step 2: Convert to fraction form
    55,246.65/82,881.98 = 20,186.25/x
  3. Step 3: Cross multiply
    55,246.65x = 82,881.98 × 20,186.25
  4. Step 4: Simplify right side
    55,246.65x = 1,673,076,267.84
  5. Step 5: Solve for x
    x = 1,673,076,267.84/55,246.65
  6. Step 6: Final answer
    x = 30,283.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.