Home / 15,852.50-23,782.85-5,991.86

Finding the Fourth Proportional to 15,852.50, 23,782.85 and 5,991.86

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Solution

The fourth proportional to 15,852.50, 23,782.85 and 5,991.86 is: 8,989.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,852.50 : 23,782.85 = 5,991.86 : x
  2. Step 2: Convert to fraction form
    15,852.50/23,782.85 = 5,991.86/x
  3. Step 3: Cross multiply
    15,852.50x = 23,782.85 × 5,991.86
  4. Step 4: Simplify right side
    15,852.50x = 142,503,507.60
  5. Step 5: Solve for x
    x = 142,503,507.60/15,852.50
  6. Step 6: Final answer
    x = 8,989.34

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1.5x scale

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.