Home / 36,435.85-54,653.78-28,127.99

Finding the Fourth Proportional to 36,435.85, 54,653.78 and 28,127.99

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Solution

The fourth proportional to 36,435.85, 54,653.78 and 28,127.99 is: 42,191.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,435.85 : 54,653.78 = 28,127.99 : x
  2. Step 2: Convert to fraction form
    36,435.85/54,653.78 = 28,127.99/x
  3. Step 3: Cross multiply
    36,435.85x = 54,653.78 × 28,127.99
  4. Step 4: Simplify right side
    36,435.85x = 1,537,300,836.66
  5. Step 5: Solve for x
    x = 1,537,300,836.66/36,435.85
  6. Step 6: Final answer
    x = 42,191.99

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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.