Home / 30,967.08-46,452.78-13,437.96

Finding the Fourth Proportional to 30,967.08, 46,452.78 and 13,437.96

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Solution

The fourth proportional to 30,967.08, 46,452.78 and 13,437.96 is: 20,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,967.08 : 46,452.78 = 13,437.96 : x
  2. Step 2: Convert to fraction form
    30,967.08/46,452.78 = 13,437.96/x
  3. Step 3: Cross multiply
    30,967.08x = 46,452.78 × 13,437.96
  4. Step 4: Simplify right side
    30,967.08x = 624,230,599.53
  5. Step 5: Solve for x
    x = 624,230,599.53/30,967.08
  6. Step 6: Final answer
    x = 20,157.88

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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.