Home / 16,836-25,267.68-14,386.56

Finding the Fourth Proportional to 16,836, 25,267.68 and 14,386.56

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Solution

The fourth proportional to 16,836, 25,267.68 and 14,386.56 is: 21,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836 : 25,267.68 = 14,386.56 : x
  2. Step 2: Convert to fraction form
    16,836/25,267.68 = 14,386.56/x
  3. Step 3: Cross multiply
    16,836x = 25,267.68 × 14,386.56
  4. Step 4: Simplify right side
    16,836x = 363,514,994.38
  5. Step 5: Solve for x
    x = 363,514,994.38/16,836
  6. Step 6: Final answer
    x = 21,591.53

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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.