Home / 55,265.89-82,898.60-15,823

Finding the Fourth Proportional to 55,265.89, 82,898.60 and 15,823

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Solution

The fourth proportional to 55,265.89, 82,898.60 and 15,823 is: 23,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,265.89 : 82,898.60 = 15,823 : x
  2. Step 2: Convert to fraction form
    55,265.89/82,898.60 = 15,823/x
  3. Step 3: Cross multiply
    55,265.89x = 82,898.60 × 15,823
  4. Step 4: Simplify right side
    55,265.89x = 1,311,704,547.80
  5. Step 5: Solve for x
    x = 1,311,704,547.80/55,265.89
  6. Step 6: Final answer
    x = 23,734.43

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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.