Home / 13,048.33-19,572.42-3,187.53

Finding the Fourth Proportional to 13,048.33, 19,572.42 and 3,187.53

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Solution

The fourth proportional to 13,048.33, 19,572.42 and 3,187.53 is: 4,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.33 : 19,572.42 = 3,187.53 : x
  2. Step 2: Convert to fraction form
    13,048.33/19,572.42 = 3,187.53/x
  3. Step 3: Cross multiply
    13,048.33x = 19,572.42 × 3,187.53
  4. Step 4: Simplify right side
    13,048.33x = 62,387,675.92
  5. Step 5: Solve for x
    x = 62,387,675.92/13,048.33
  6. Step 6: Final answer
    x = 4,781.28

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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.