Home / 19,206.64-26,508.60-11,248.40

Finding the Fourth Proportional to 19,206.64, 26,508.60 and 11,248.40

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Solution

The fourth proportional to 19,206.64, 26,508.60 and 11,248.40 is: 15,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,206.64 : 26,508.60 = 11,248.40 : x
  2. Step 2: Convert to fraction form
    19,206.64/26,508.60 = 11,248.40/x
  3. Step 3: Cross multiply
    19,206.64x = 26,508.60 × 11,248.40
  4. Step 4: Simplify right side
    19,206.64x = 298,179,336.24
  5. Step 5: Solve for x
    x = 298,179,336.24/19,206.64
  6. Step 6: Final answer
    x = 15,524.80

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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.