Home / 28,653.94-42,993.23-14,812.66

Finding the Fourth Proportional to 28,653.94, 42,993.23 and 14,812.66

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Solution

The fourth proportional to 28,653.94, 42,993.23 and 14,812.66 is: 22,225.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,653.94 : 42,993.23 = 14,812.66 : x
  2. Step 2: Convert to fraction form
    28,653.94/42,993.23 = 14,812.66/x
  3. Step 3: Cross multiply
    28,653.94x = 42,993.23 × 14,812.66
  4. Step 4: Simplify right side
    28,653.94x = 636,844,098.29
  5. Step 5: Solve for x
    x = 636,844,098.29/28,653.94
  6. Step 6: Final answer
    x = 22,225.36

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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.