Home / 25,600.20-35,316.90-14,983.80

Finding the Fourth Proportional to 25,600.20, 35,316.90 and 14,983.80

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Solution

The fourth proportional to 25,600.20, 35,316.90 and 14,983.80 is: 20,670.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,600.20 : 35,316.90 = 14,983.80 : x
  2. Step 2: Convert to fraction form
    25,600.20/35,316.90 = 14,983.80/x
  3. Step 3: Cross multiply
    25,600.20x = 35,316.90 × 14,983.80
  4. Step 4: Simplify right side
    25,600.20x = 529,181,366.22
  5. Step 5: Solve for x
    x = 529,181,366.22/25,600.20
  6. Step 6: Final answer
    x = 20,670.99

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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.