Home / 14,840.31-20,470.17-10,362.43

Finding the Fourth Proportional to 14,840.31, 20,470.17 and 10,362.43

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Solution

The fourth proportional to 14,840.31, 20,470.17 and 10,362.43 is: 14,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840.31 : 20,470.17 = 10,362.43 : x
  2. Step 2: Convert to fraction form
    14,840.31/20,470.17 = 10,362.43/x
  3. Step 3: Cross multiply
    14,840.31x = 20,470.17 × 10,362.43
  4. Step 4: Simplify right side
    14,840.31x = 212,120,549.55
  5. Step 5: Solve for x
    x = 212,120,549.55/14,840.31
  6. Step 6: Final answer
    x = 14,293.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.