Home / 55,333.04-82,986.92-15,889.84

Finding the Fourth Proportional to 55,333.04, 82,986.92 and 15,889.84

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Solution

The fourth proportional to 55,333.04, 82,986.92 and 15,889.84 is: 23,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,333.04 : 82,986.92 = 15,889.84 : x
  2. Step 2: Convert to fraction form
    55,333.04/82,986.92 = 15,889.84/x
  3. Step 3: Cross multiply
    55,333.04x = 82,986.92 × 15,889.84
  4. Step 4: Simplify right side
    55,333.04x = 1,318,648,880.89
  5. Step 5: Solve for x
    x = 1,318,648,880.89/55,333.04
  6. Step 6: Final answer
    x = 23,831.13

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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.