Home / 19,295.72-28,948.36-13,735.26

Finding the Fourth Proportional to 19,295.72, 28,948.36 and 13,735.26

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Solution

The fourth proportional to 19,295.72, 28,948.36 and 13,735.26 is: 20,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.72 : 28,948.36 = 13,735.26 : x
  2. Step 2: Convert to fraction form
    19,295.72/28,948.36 = 13,735.26/x
  3. Step 3: Cross multiply
    19,295.72x = 28,948.36 × 13,735.26
  4. Step 4: Simplify right side
    19,295.72x = 397,613,251.17
  5. Step 5: Solve for x
    x = 397,613,251.17/19,295.72
  6. Step 6: Final answer
    x = 20,606.29

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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.