Home / 25,612.25-35,342.31-14,280.67

Finding the Fourth Proportional to 25,612.25, 35,342.31 and 14,280.67

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Solution

The fourth proportional to 25,612.25, 35,342.31 and 14,280.67 is: 19,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,612.25 : 35,342.31 = 14,280.67 : x
  2. Step 2: Convert to fraction form
    25,612.25/35,342.31 = 14,280.67/x
  3. Step 3: Cross multiply
    25,612.25x = 35,342.31 × 14,280.67
  4. Step 4: Simplify right side
    25,612.25x = 504,711,866.15
  5. Step 5: Solve for x
    x = 504,711,866.15/25,612.25
  6. Step 6: Final answer
    x = 19,705.88

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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.