Home / 40,438.96-60,617.40-15,472.60

Finding the Fourth Proportional to 40,438.96, 60,617.40 and 15,472.60

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Solution

The fourth proportional to 40,438.96, 60,617.40 and 15,472.60 is: 23,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438.96 : 60,617.40 = 15,472.60 : x
  2. Step 2: Convert to fraction form
    40,438.96/60,617.40 = 15,472.60/x
  3. Step 3: Cross multiply
    40,438.96x = 60,617.40 × 15,472.60
  4. Step 4: Simplify right side
    40,438.96x = 937,908,783.24
  5. Step 5: Solve for x
    x = 937,908,783.24/40,438.96
  6. Step 6: Final answer
    x = 23,193.20

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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.