Home / 25,726.80-35,501.40-14,394.36

Finding the Fourth Proportional to 25,726.80, 35,501.40 and 14,394.36

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Solution

The fourth proportional to 25,726.80, 35,501.40 and 14,394.36 is: 19,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,726.80 : 35,501.40 = 14,394.36 : x
  2. Step 2: Convert to fraction form
    25,726.80/35,501.40 = 14,394.36/x
  3. Step 3: Cross multiply
    25,726.80x = 35,501.40 × 14,394.36
  4. Step 4: Simplify right side
    25,726.80x = 511,019,932.10
  5. Step 5: Solve for x
    x = 511,019,932.10/25,726.80
  6. Step 6: Final answer
    x = 19,863.33

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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.