Home / 55,156.10-82,742.36-25,576.93

Finding the Fourth Proportional to 55,156.10, 82,742.36 and 25,576.93

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Solution

The fourth proportional to 55,156.10, 82,742.36 and 25,576.93 is: 38,369.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,156.10 : 82,742.36 = 25,576.93 : x
  2. Step 2: Convert to fraction form
    55,156.10/82,742.36 = 25,576.93/x
  3. Step 3: Cross multiply
    55,156.10x = 82,742.36 × 25,576.93
  4. Step 4: Simplify right side
    55,156.10x = 2,116,295,215.01
  5. Step 5: Solve for x
    x = 2,116,295,215.01/55,156.10
  6. Step 6: Final answer
    x = 38,369.19

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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.