Home / 25,133.22-34,682.31-13,800.51

Finding the Fourth Proportional to 25,133.22, 34,682.31 and 13,800.51

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Solution

The fourth proportional to 25,133.22, 34,682.31 and 13,800.51 is: 19,043.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.22 : 34,682.31 = 13,800.51 : x
  2. Step 2: Convert to fraction form
    25,133.22/34,682.31 = 13,800.51/x
  3. Step 3: Cross multiply
    25,133.22x = 34,682.31 × 13,800.51
  4. Step 4: Simplify right side
    25,133.22x = 478,633,565.98
  5. Step 5: Solve for x
    x = 478,633,565.98/25,133.22
  6. Step 6: Final answer
    x = 19,043.86

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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.