Home / 19,343.64-26,709.30-14,860.29

Finding the Fourth Proportional to 19,343.64, 26,709.30 and 14,860.29

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Solution

The fourth proportional to 19,343.64, 26,709.30 and 14,860.29 is: 20,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.64 : 26,709.30 = 14,860.29 : x
  2. Step 2: Convert to fraction form
    19,343.64/26,709.30 = 14,860.29/x
  3. Step 3: Cross multiply
    19,343.64x = 26,709.30 × 14,860.29
  4. Step 4: Simplify right side
    19,343.64x = 396,907,943.70
  5. Step 5: Solve for x
    x = 396,907,943.70/19,343.64
  6. Step 6: Final answer
    x = 20,518.78

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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.