Home / 19,417.82-26,785.77-13,452.98

Finding the Fourth Proportional to 19,417.82, 26,785.77 and 13,452.98

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Solution

The fourth proportional to 19,417.82, 26,785.77 and 13,452.98 is: 18,557.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.82 : 26,785.77 = 13,452.98 : x
  2. Step 2: Convert to fraction form
    19,417.82/26,785.77 = 13,452.98/x
  3. Step 3: Cross multiply
    19,417.82x = 26,785.77 × 13,452.98
  4. Step 4: Simplify right side
    19,417.82x = 360,348,428.09
  5. Step 5: Solve for x
    x = 360,348,428.09/19,417.82
  6. Step 6: Final answer
    x = 18,557.62

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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.