Home / 14,582.48-21,877.20-4,721.76

Finding the Fourth Proportional to 14,582.48, 21,877.20 and 4,721.76

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Solution

The fourth proportional to 14,582.48, 21,877.20 and 4,721.76 is: 7,083.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.48 : 21,877.20 = 4,721.76 : x
  2. Step 2: Convert to fraction form
    14,582.48/21,877.20 = 4,721.76/x
  3. Step 3: Cross multiply
    14,582.48x = 21,877.20 × 4,721.76
  4. Step 4: Simplify right side
    14,582.48x = 103,298,887.87
  5. Step 5: Solve for x
    x = 103,298,887.87/14,582.48
  6. Step 6: Final answer
    x = 7,083.77

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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.