Home / 28,800.18-43,188.96-8,803.50

Finding the Fourth Proportional to 28,800.18, 43,188.96 and 8,803.50

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Solution

The fourth proportional to 28,800.18, 43,188.96 and 8,803.50 is: 13,201.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,800.18 : 43,188.96 = 8,803.50 : x
  2. Step 2: Convert to fraction form
    28,800.18/43,188.96 = 8,803.50/x
  3. Step 3: Cross multiply
    28,800.18x = 43,188.96 × 8,803.50
  4. Step 4: Simplify right side
    28,800.18x = 380,214,009.36
  5. Step 5: Solve for x
    x = 380,214,009.36/28,800.18
  6. Step 6: Final answer
    x = 13,201.79

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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.