Home / 39,295.96-58,952.82-13,000.64

Finding the Fourth Proportional to 39,295.96, 58,952.82 and 13,000.64

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Solution

The fourth proportional to 39,295.96, 58,952.82 and 13,000.64 is: 19,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,295.96 : 58,952.82 = 13,000.64 : x
  2. Step 2: Convert to fraction form
    39,295.96/58,952.82 = 13,000.64/x
  3. Step 3: Cross multiply
    39,295.96x = 58,952.82 × 13,000.64
  4. Step 4: Simplify right side
    39,295.96x = 766,424,389.80
  5. Step 5: Solve for x
    x = 766,424,389.80/39,295.96
  6. Step 6: Final answer
    x = 19,503.90

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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.