Home / 14,938.34-20,601.61-11,789.06

Finding the Fourth Proportional to 14,938.34, 20,601.61 and 11,789.06

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Solution

The fourth proportional to 14,938.34, 20,601.61 and 11,789.06 is: 16,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.34 : 20,601.61 = 11,789.06 : x
  2. Step 2: Convert to fraction form
    14,938.34/20,601.61 = 11,789.06/x
  3. Step 3: Cross multiply
    14,938.34x = 20,601.61 × 11,789.06
  4. Step 4: Simplify right side
    14,938.34x = 242,873,483.91
  5. Step 5: Solve for x
    x = 242,873,483.91/14,938.34
  6. Step 6: Final answer
    x = 16,258.40

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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.