Home / 36,435.52-54,653.29-28,127.66

Finding the Fourth Proportional to 36,435.52, 54,653.29 and 28,127.66

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Solution

The fourth proportional to 36,435.52, 54,653.29 and 28,127.66 is: 42,191.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,435.52 : 54,653.29 = 28,127.66 : x
  2. Step 2: Convert to fraction form
    36,435.52/54,653.29 = 28,127.66/x
  3. Step 3: Cross multiply
    36,435.52x = 54,653.29 × 28,127.66
  4. Step 4: Simplify right side
    36,435.52x = 1,537,269,018.36
  5. Step 5: Solve for x
    x = 1,537,269,018.36/36,435.52
  6. Step 6: Final answer
    x = 42,191.50

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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.