Home / 55,125.46-82,689.10-15,683.58

Finding the Fourth Proportional to 55,125.46, 82,689.10 and 15,683.58

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Solution

The fourth proportional to 55,125.46, 82,689.10 and 15,683.58 is: 23,525.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,125.46 : 82,689.10 = 15,683.58 : x
  2. Step 2: Convert to fraction form
    55,125.46/82,689.10 = 15,683.58/x
  3. Step 3: Cross multiply
    55,125.46x = 82,689.10 × 15,683.58
  4. Step 4: Simplify right side
    55,125.46x = 1,296,861,114.98
  5. Step 5: Solve for x
    x = 1,296,861,114.98/55,125.46
  6. Step 6: Final answer
    x = 23,525.63

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1.5x scale

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.