Home / 21,460.77-32,187.71-5,874.75

Finding the Fourth Proportional to 21,460.77, 32,187.71 and 5,874.75

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Solution

The fourth proportional to 21,460.77, 32,187.71 and 5,874.75 is: 8,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,460.77 : 32,187.71 = 5,874.75 : x
  2. Step 2: Convert to fraction form
    21,460.77/32,187.71 = 5,874.75/x
  3. Step 3: Cross multiply
    21,460.77x = 32,187.71 × 5,874.75
  4. Step 4: Simplify right side
    21,460.77x = 189,094,719.95
  5. Step 5: Solve for x
    x = 189,094,719.95/21,460.77
  6. Step 6: Final answer
    x = 8,811.18

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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.