Home / 24,005.80-36,008.70-21,709.45

Finding the Fourth Proportional to 24,005.80, 36,008.70 and 21,709.45

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Solution

The fourth proportional to 24,005.80, 36,008.70 and 21,709.45 is: 32,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,005.80 : 36,008.70 = 21,709.45 : x
  2. Step 2: Convert to fraction form
    24,005.80/36,008.70 = 21,709.45/x
  3. Step 3: Cross multiply
    24,005.80x = 36,008.70 × 21,709.45
  4. Step 4: Simplify right side
    24,005.80x = 781,729,072.22
  5. Step 5: Solve for x
    x = 781,729,072.22/24,005.80
  6. Step 6: Final answer
    x = 32,564.18

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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.