Home / 18,472.74-25,475.06-14,708.34

Finding the Fourth Proportional to 18,472.74, 25,475.06 and 14,708.34

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Solution

The fourth proportional to 18,472.74, 25,475.06 and 14,708.34 is: 20,283.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472.74 : 25,475.06 = 14,708.34 : x
  2. Step 2: Convert to fraction form
    18,472.74/25,475.06 = 14,708.34/x
  3. Step 3: Cross multiply
    18,472.74x = 25,475.06 × 14,708.34
  4. Step 4: Simplify right side
    18,472.74x = 374,695,844.00
  5. Step 5: Solve for x
    x = 374,695,844.00/18,472.74
  6. Step 6: Final answer
    x = 20,283.72

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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.