Home / 36,435.77-54,653.66-28,127.91

Finding the Fourth Proportional to 36,435.77, 54,653.66 and 28,127.91

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Solution

The fourth proportional to 36,435.77, 54,653.66 and 28,127.91 is: 42,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,435.77 : 54,653.66 = 28,127.91 : x
  2. Step 2: Convert to fraction form
    36,435.77/54,653.66 = 28,127.91/x
  3. Step 3: Cross multiply
    36,435.77x = 54,653.66 × 28,127.91
  4. Step 4: Simplify right side
    36,435.77x = 1,537,293,229.65
  5. Step 5: Solve for x
    x = 1,537,293,229.65/36,435.77
  6. Step 6: Final answer
    x = 42,191.87

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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.