Home / 14,176.86-21,269.45-5,857.35

Finding the Fourth Proportional to 14,176.86, 21,269.45 and 5,857.35

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Solution

The fourth proportional to 14,176.86, 21,269.45 and 5,857.35 is: 8,787.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,176.86 : 21,269.45 = 5,857.35 : x
  2. Step 2: Convert to fraction form
    14,176.86/21,269.45 = 5,857.35/x
  3. Step 3: Cross multiply
    14,176.86x = 21,269.45 × 5,857.35
  4. Step 4: Simplify right side
    14,176.86x = 124,582,612.96
  5. Step 5: Solve for x
    x = 124,582,612.96/14,176.86
  6. Step 6: Final answer
    x = 8,787.74

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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.