Home / 25,749.43-38,688.84-16,393.62

Finding the Fourth Proportional to 25,749.43, 38,688.84 and 16,393.62

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Solution

The fourth proportional to 25,749.43, 38,688.84 and 16,393.62 is: 24,631.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,749.43 : 38,688.84 = 16,393.62 : x
  2. Step 2: Convert to fraction form
    25,749.43/38,688.84 = 16,393.62/x
  3. Step 3: Cross multiply
    25,749.43x = 38,688.84 × 16,393.62
  4. Step 4: Simplify right side
    25,749.43x = 634,250,141.20
  5. Step 5: Solve for x
    x = 634,250,141.20/25,749.43
  6. Step 6: Final answer
    x = 24,631.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.