Home / 29,929.72-44,890.26-9,147.64

Finding the Fourth Proportional to 29,929.72, 44,890.26 and 9,147.64

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Solution

The fourth proportional to 29,929.72, 44,890.26 and 9,147.64 is: 13,720.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,929.72 : 44,890.26 = 9,147.64 : x
  2. Step 2: Convert to fraction form
    29,929.72/44,890.26 = 9,147.64/x
  3. Step 3: Cross multiply
    29,929.72x = 44,890.26 × 9,147.64
  4. Step 4: Simplify right side
    29,929.72x = 410,639,937.99
  5. Step 5: Solve for x
    x = 410,639,937.99/29,929.72
  6. Step 6: Final answer
    x = 13,720.14

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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.