Home / 18,284.49-27,426.73-6,435.47

Finding the Fourth Proportional to 18,284.49, 27,426.73 and 6,435.47

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Solution

The fourth proportional to 18,284.49, 27,426.73 and 6,435.47 is: 9,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.49 : 27,426.73 = 6,435.47 : x
  2. Step 2: Convert to fraction form
    18,284.49/27,426.73 = 6,435.47/x
  3. Step 3: Cross multiply
    18,284.49x = 27,426.73 × 6,435.47
  4. Step 4: Simplify right side
    18,284.49x = 176,503,898.11
  5. Step 5: Solve for x
    x = 176,503,898.11/18,284.49
  6. Step 6: Final answer
    x = 9,653.21

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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.