Home / 15,708.32-23,563.28-4,021.68

Finding the Fourth Proportional to 15,708.32, 23,563.28 and 4,021.68

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Solution

The fourth proportional to 15,708.32, 23,563.28 and 4,021.68 is: 6,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708.32 : 23,563.28 = 4,021.68 : x
  2. Step 2: Convert to fraction form
    15,708.32/23,563.28 = 4,021.68/x
  3. Step 3: Cross multiply
    15,708.32x = 23,563.28 × 4,021.68
  4. Step 4: Simplify right side
    15,708.32x = 94,763,971.91
  5. Step 5: Solve for x
    x = 94,763,971.91/15,708.32
  6. Step 6: Final answer
    x = 6,032.72

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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.