Home / 25,246.86-34,840.92-13,916.79

Finding the Fourth Proportional to 25,246.86, 34,840.92 and 13,916.79

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Solution

The fourth proportional to 25,246.86, 34,840.92 and 13,916.79 is: 19,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,246.86 : 34,840.92 = 13,916.79 : x
  2. Step 2: Convert to fraction form
    25,246.86/34,840.92 = 13,916.79/x
  3. Step 3: Cross multiply
    25,246.86x = 34,840.92 × 13,916.79
  4. Step 4: Simplify right side
    25,246.86x = 484,873,767.05
  5. Step 5: Solve for x
    x = 484,873,767.05/25,246.86
  6. Step 6: Final answer
    x = 19,205.31

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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.