Home / 39,048.96-58,584.24-12,755.28

Finding the Fourth Proportional to 39,048.96, 58,584.24 and 12,755.28

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Solution

The fourth proportional to 39,048.96, 58,584.24 and 12,755.28 is: 19,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,048.96 : 58,584.24 = 12,755.28 : x
  2. Step 2: Convert to fraction form
    39,048.96/58,584.24 = 12,755.28/x
  3. Step 3: Cross multiply
    39,048.96x = 58,584.24 × 12,755.28
  4. Step 4: Simplify right side
    39,048.96x = 747,258,384.79
  5. Step 5: Solve for x
    x = 747,258,384.79/39,048.96
  6. Step 6: Final answer
    x = 19,136.45

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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.