Home / 15,410.56-23,113.60-5,548.32

Finding the Fourth Proportional to 15,410.56, 23,113.60 and 5,548.32

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Solution

The fourth proportional to 15,410.56, 23,113.60 and 5,548.32 is: 8,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.56 : 23,113.60 = 5,548.32 : x
  2. Step 2: Convert to fraction form
    15,410.56/23,113.60 = 5,548.32/x
  3. Step 3: Cross multiply
    15,410.56x = 23,113.60 × 5,548.32
  4. Step 4: Simplify right side
    15,410.56x = 128,241,649.15
  5. Step 5: Solve for x
    x = 128,241,649.15/15,410.56
  6. Step 6: Final answer
    x = 8,321.67

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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.