Home / 25,619.43-35,354.74-14,288.94

Finding the Fourth Proportional to 25,619.43, 35,354.74 and 14,288.94

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Solution

The fourth proportional to 25,619.43, 35,354.74 and 14,288.94 is: 19,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619.43 : 35,354.74 = 14,288.94 : x
  2. Step 2: Convert to fraction form
    25,619.43/35,354.74 = 14,288.94/x
  3. Step 3: Cross multiply
    25,619.43x = 35,354.74 × 14,288.94
  4. Step 4: Simplify right side
    25,619.43x = 505,181,758.58
  5. Step 5: Solve for x
    x = 505,181,758.58/25,619.43
  6. Step 6: Final answer
    x = 19,718.70

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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.