Home / 14,582.91-21,877.56-4,723.20

Finding the Fourth Proportional to 14,582.91, 21,877.56 and 4,723.20

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Solution

The fourth proportional to 14,582.91, 21,877.56 and 4,723.20 is: 7,085.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.91 : 21,877.56 = 4,723.20 : x
  2. Step 2: Convert to fraction form
    14,582.91/21,877.56 = 4,723.20/x
  3. Step 3: Cross multiply
    14,582.91x = 21,877.56 × 4,723.20
  4. Step 4: Simplify right side
    14,582.91x = 103,332,091.39
  5. Step 5: Solve for x
    x = 103,332,091.39/14,582.91
  6. Step 6: Final answer
    x = 7,085.83

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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.