Home / 36,576.28-54,864.24-12,878.20

Finding the Fourth Proportional to 36,576.28, 54,864.24 and 12,878.20

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Solution

The fourth proportional to 36,576.28, 54,864.24 and 12,878.20 is: 19,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,576.28 : 54,864.24 = 12,878.20 : x
  2. Step 2: Convert to fraction form
    36,576.28/54,864.24 = 12,878.20/x
  3. Step 3: Cross multiply
    36,576.28x = 54,864.24 × 12,878.20
  4. Step 4: Simplify right side
    36,576.28x = 706,552,655.57
  5. Step 5: Solve for x
    x = 706,552,655.57/36,576.28
  6. Step 6: Final answer
    x = 19,317.24

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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.