Home / 19,220.52-26,508.96-13,250.82

Finding the Fourth Proportional to 19,220.52, 26,508.96 and 13,250.82

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Solution

The fourth proportional to 19,220.52, 26,508.96 and 13,250.82 is: 18,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.52 : 26,508.96 = 13,250.82 : x
  2. Step 2: Convert to fraction form
    19,220.52/26,508.96 = 13,250.82/x
  3. Step 3: Cross multiply
    19,220.52x = 26,508.96 × 13,250.82
  4. Step 4: Simplify right side
    19,220.52x = 351,265,457.35
  5. Step 5: Solve for x
    x = 351,265,457.35/19,220.52
  6. Step 6: Final answer
    x = 18,275.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.