Home / 19,447.32-26,780.78-16,893.92

Finding the Fourth Proportional to 19,447.32, 26,780.78 and 16,893.92

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Solution

The fourth proportional to 19,447.32, 26,780.78 and 16,893.92 is: 23,264.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,447.32 : 26,780.78 = 16,893.92 : x
  2. Step 2: Convert to fraction form
    19,447.32/26,780.78 = 16,893.92/x
  3. Step 3: Cross multiply
    19,447.32x = 26,780.78 × 16,893.92
  4. Step 4: Simplify right side
    19,447.32x = 452,432,354.86
  5. Step 5: Solve for x
    x = 452,432,354.86/19,447.32
  6. Step 6: Final answer
    x = 23,264.51

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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.