Home / 19,402.28-26,775.49-10,671.32

Finding the Fourth Proportional to 19,402.28, 26,775.49 and 10,671.32

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Solution

The fourth proportional to 19,402.28, 26,775.49 and 10,671.32 is: 14,726.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402.28 : 26,775.49 = 10,671.32 : x
  2. Step 2: Convert to fraction form
    19,402.28/26,775.49 = 10,671.32/x
  3. Step 3: Cross multiply
    19,402.28x = 26,775.49 × 10,671.32
  4. Step 4: Simplify right side
    19,402.28x = 285,729,776.90
  5. Step 5: Solve for x
    x = 285,729,776.90/19,402.28
  6. Step 6: Final answer
    x = 14,726.60

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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.