Home / 34,142.94-51,213.81-13,077.27

Finding the Fourth Proportional to 34,142.94, 51,213.81 and 13,077.27

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Solution

The fourth proportional to 34,142.94, 51,213.81 and 13,077.27 is: 19,615.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,142.94 : 51,213.81 = 13,077.27 : x
  2. Step 2: Convert to fraction form
    34,142.94/51,213.81 = 13,077.27/x
  3. Step 3: Cross multiply
    34,142.94x = 51,213.81 × 13,077.27
  4. Step 4: Simplify right side
    34,142.94x = 669,736,964.11
  5. Step 5: Solve for x
    x = 669,736,964.11/34,142.94
  6. Step 6: Final answer
    x = 19,615.68

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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.