Home / 14,254.49-21,362.90-10,318.91

Finding the Fourth Proportional to 14,254.49, 21,362.90 and 10,318.91

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Solution

The fourth proportional to 14,254.49, 21,362.90 and 10,318.91 is: 15,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.49 : 21,362.90 = 10,318.91 : x
  2. Step 2: Convert to fraction form
    14,254.49/21,362.90 = 10,318.91/x
  3. Step 3: Cross multiply
    14,254.49x = 21,362.90 × 10,318.91
  4. Step 4: Simplify right side
    14,254.49x = 220,441,684.03
  5. Step 5: Solve for x
    x = 220,441,684.03/14,254.49
  6. Step 6: Final answer
    x = 15,464.72

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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.