Home / 25,440.30-35,107.58-14,262.30

Finding the Fourth Proportional to 25,440.30, 35,107.58 and 14,262.30

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Solution

The fourth proportional to 25,440.30, 35,107.58 and 14,262.30 is: 19,681.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.30 : 35,107.58 = 14,262.30 : x
  2. Step 2: Convert to fraction form
    25,440.30/35,107.58 = 14,262.30/x
  3. Step 3: Cross multiply
    25,440.30x = 35,107.58 × 14,262.30
  4. Step 4: Simplify right side
    25,440.30x = 500,714,766.92
  5. Step 5: Solve for x
    x = 500,714,766.92/25,440.30
  6. Step 6: Final answer
    x = 19,681.95

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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.