Home / 15,152.37-22,731.33-5,157.98

Finding the Fourth Proportional to 15,152.37, 22,731.33 and 5,157.98

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Solution

The fourth proportional to 15,152.37, 22,731.33 and 5,157.98 is: 7,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.37 : 22,731.33 = 5,157.98 : x
  2. Step 2: Convert to fraction form
    15,152.37/22,731.33 = 5,157.98/x
  3. Step 3: Cross multiply
    15,152.37x = 22,731.33 × 5,157.98
  4. Step 4: Simplify right side
    15,152.37x = 117,247,736.44
  5. Step 5: Solve for x
    x = 117,247,736.44/15,152.37
  6. Step 6: Final answer
    x = 7,737.92

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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.