Home / 25,411.16-38,051.46-16,620.44

Finding the Fourth Proportional to 25,411.16, 38,051.46 and 16,620.44

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Solution

The fourth proportional to 25,411.16, 38,051.46 and 16,620.44 is: 24,887.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,411.16 : 38,051.46 = 16,620.44 : x
  2. Step 2: Convert to fraction form
    25,411.16/38,051.46 = 16,620.44/x
  3. Step 3: Cross multiply
    25,411.16x = 38,051.46 × 16,620.44
  4. Step 4: Simplify right side
    25,411.16x = 632,432,007.84
  5. Step 5: Solve for x
    x = 632,432,007.84/25,411.16
  6. Step 6: Final answer
    x = 24,887.96

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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.