Home / 40,157.34-60,344.94-21,450.38

Finding the Fourth Proportional to 40,157.34, 60,344.94 and 21,450.38

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Solution

The fourth proportional to 40,157.34, 60,344.94 and 21,450.38 is: 32,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,157.34 : 60,344.94 = 21,450.38 : x
  2. Step 2: Convert to fraction form
    40,157.34/60,344.94 = 21,450.38/x
  3. Step 3: Cross multiply
    40,157.34x = 60,344.94 × 21,450.38
  4. Step 4: Simplify right side
    40,157.34x = 1,294,421,894.08
  5. Step 5: Solve for x
    x = 1,294,421,894.08/40,157.34
  6. Step 6: Final answer
    x = 32,233.76

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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.