Home / 14,605.76-21,890.40-6,276

Finding the Fourth Proportional to 14,605.76, 21,890.40 and 6,276

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Solution

The fourth proportional to 14,605.76, 21,890.40 and 6,276 is: 9,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605.76 : 21,890.40 = 6,276 : x
  2. Step 2: Convert to fraction form
    14,605.76/21,890.40 = 6,276/x
  3. Step 3: Cross multiply
    14,605.76x = 21,890.40 × 6,276
  4. Step 4: Simplify right side
    14,605.76x = 137,384,150.40
  5. Step 5: Solve for x
    x = 137,384,150.40/14,605.76
  6. Step 6: Final answer
    x = 9,406.16

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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.