Home / 25,117.77-34,662.96-13,788.33

Finding the Fourth Proportional to 25,117.77, 34,662.96 and 13,788.33

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Solution

The fourth proportional to 25,117.77, 34,662.96 and 13,788.33 is: 19,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117.77 : 34,662.96 = 13,788.33 : x
  2. Step 2: Convert to fraction form
    25,117.77/34,662.96 = 13,788.33/x
  3. Step 3: Cross multiply
    25,117.77x = 34,662.96 × 13,788.33
  4. Step 4: Simplify right side
    25,117.77x = 477,944,331.26
  5. Step 5: Solve for x
    x = 477,944,331.26/25,117.77
  6. Step 6: Final answer
    x = 19,028.14

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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.