Home / 14,687.46-20,260.26-10,703.88

Finding the Fourth Proportional to 14,687.46, 20,260.26 and 10,703.88

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Solution

The fourth proportional to 14,687.46, 20,260.26 and 10,703.88 is: 14,765.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.46 : 20,260.26 = 10,703.88 : x
  2. Step 2: Convert to fraction form
    14,687.46/20,260.26 = 10,703.88/x
  3. Step 3: Cross multiply
    14,687.46x = 20,260.26 × 10,703.88
  4. Step 4: Simplify right side
    14,687.46x = 216,863,391.81
  5. Step 5: Solve for x
    x = 216,863,391.81/14,687.46
  6. Step 6: Final answer
    x = 14,765.21

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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.