Home / 19,776.45-27,291.50-10,823.96

Finding the Fourth Proportional to 19,776.45, 27,291.50 and 10,823.96

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Solution

The fourth proportional to 19,776.45, 27,291.50 and 10,823.96 is: 14,937.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,776.45 : 27,291.50 = 10,823.96 : x
  2. Step 2: Convert to fraction form
    19,776.45/27,291.50 = 10,823.96/x
  3. Step 3: Cross multiply
    19,776.45x = 27,291.50 × 10,823.96
  4. Step 4: Simplify right side
    19,776.45x = 295,402,104.34
  5. Step 5: Solve for x
    x = 295,402,104.34/19,776.45
  6. Step 6: Final answer
    x = 14,937.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.