Home / 27,829.12-38,175.46-26,322.64

Finding the Fourth Proportional to 27,829.12, 38,175.46 and 26,322.64

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Solution

The fourth proportional to 27,829.12, 38,175.46 and 26,322.64 is: 36,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,829.12 : 38,175.46 = 26,322.64 : x
  2. Step 2: Convert to fraction form
    27,829.12/38,175.46 = 26,322.64/x
  3. Step 3: Cross multiply
    27,829.12x = 38,175.46 × 26,322.64
  4. Step 4: Simplify right side
    27,829.12x = 1,004,878,890.41
  5. Step 5: Solve for x
    x = 1,004,878,890.41/27,829.12
  6. Step 6: Final answer
    x = 36,108.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.