Home / 15,188.88-22,783.18-4,800.63

Finding the Fourth Proportional to 15,188.88, 22,783.18 and 4,800.63

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Solution

The fourth proportional to 15,188.88, 22,783.18 and 4,800.63 is: 7,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188.88 : 22,783.18 = 4,800.63 : x
  2. Step 2: Convert to fraction form
    15,188.88/22,783.18 = 4,800.63/x
  3. Step 3: Cross multiply
    15,188.88x = 22,783.18 × 4,800.63
  4. Step 4: Simplify right side
    15,188.88x = 109,373,617.40
  5. Step 5: Solve for x
    x = 109,373,617.40/15,188.88
  6. Step 6: Final answer
    x = 7,200.90

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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.