Home / 15,920.43-23,877.50-4,824.51

Finding the Fourth Proportional to 15,920.43, 23,877.50 and 4,824.51

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Solution

The fourth proportional to 15,920.43, 23,877.50 and 4,824.51 is: 7,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,920.43 : 23,877.50 = 4,824.51 : x
  2. Step 2: Convert to fraction form
    15,920.43/23,877.50 = 4,824.51/x
  3. Step 3: Cross multiply
    15,920.43x = 23,877.50 × 4,824.51
  4. Step 4: Simplify right side
    15,920.43x = 115,197,213.40
  5. Step 5: Solve for x
    x = 115,197,213.40/15,920.43
  6. Step 6: Final answer
    x = 7,235.81

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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.