Home / 34,238.81-51,366.51-10,865.45

Finding the Fourth Proportional to 34,238.81, 51,366.51 and 10,865.45

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Solution

The fourth proportional to 34,238.81, 51,366.51 and 10,865.45 is: 16,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238.81 : 51,366.51 = 10,865.45 : x
  2. Step 2: Convert to fraction form
    34,238.81/51,366.51 = 10,865.45/x
  3. Step 3: Cross multiply
    34,238.81x = 51,366.51 × 10,865.45
  4. Step 4: Simplify right side
    34,238.81x = 558,119,989.25
  5. Step 5: Solve for x
    x = 558,119,989.25/34,238.81
  6. Step 6: Final answer
    x = 16,300.80

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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.