Home / 25,979.20-35,851.68-14,800.96

Finding the Fourth Proportional to 25,979.20, 35,851.68 and 14,800.96

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Solution

The fourth proportional to 25,979.20, 35,851.68 and 14,800.96 is: 20,425.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,979.20 : 35,851.68 = 14,800.96 : x
  2. Step 2: Convert to fraction form
    25,979.20/35,851.68 = 14,800.96/x
  3. Step 3: Cross multiply
    25,979.20x = 35,851.68 × 14,800.96
  4. Step 4: Simplify right side
    25,979.20x = 530,639,281.61
  5. Step 5: Solve for x
    x = 530,639,281.61/25,979.20
  6. Step 6: Final answer
    x = 20,425.54

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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.