Home / 39,148.26-58,710.03-12,846.90

Finding the Fourth Proportional to 39,148.26, 58,710.03 and 12,846.90

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Solution

The fourth proportional to 39,148.26, 58,710.03 and 12,846.90 is: 19,266.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148.26 : 58,710.03 = 12,846.90 : x
  2. Step 2: Convert to fraction form
    39,148.26/58,710.03 = 12,846.90/x
  3. Step 3: Cross multiply
    39,148.26x = 58,710.03 × 12,846.90
  4. Step 4: Simplify right side
    39,148.26x = 754,241,884.41
  5. Step 5: Solve for x
    x = 754,241,884.41/39,148.26
  6. Step 6: Final answer
    x = 19,266.29

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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.