Home / 19,201.32-26,498.82-10,818.60

Finding the Fourth Proportional to 19,201.32, 26,498.82 and 10,818.60

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Solution

The fourth proportional to 19,201.32, 26,498.82 and 10,818.60 is: 14,930.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.32 : 26,498.82 = 10,818.60 : x
  2. Step 2: Convert to fraction form
    19,201.32/26,498.82 = 10,818.60/x
  3. Step 3: Cross multiply
    19,201.32x = 26,498.82 × 10,818.60
  4. Step 4: Simplify right side
    19,201.32x = 286,680,134.05
  5. Step 5: Solve for x
    x = 286,680,134.05/19,201.32
  6. Step 6: Final answer
    x = 14,930.23

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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.