Home / 34,150.59-51,221.61-9,189.63

Finding the Fourth Proportional to 34,150.59, 51,221.61 and 9,189.63

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Solution

The fourth proportional to 34,150.59, 51,221.61 and 9,189.63 is: 13,783.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,150.59 : 51,221.61 = 9,189.63 : x
  2. Step 2: Convert to fraction form
    34,150.59/51,221.61 = 9,189.63/x
  3. Step 3: Cross multiply
    34,150.59x = 51,221.61 × 9,189.63
  4. Step 4: Simplify right side
    34,150.59x = 470,707,643.90
  5. Step 5: Solve for x
    x = 470,707,643.90/34,150.59
  6. Step 6: Final answer
    x = 13,783.29

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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.