Home / 25,086.51-34,616.57-14,479.65

Finding the Fourth Proportional to 25,086.51, 34,616.57 and 14,479.65

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Solution

The fourth proportional to 25,086.51, 34,616.57 and 14,479.65 is: 19,980.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.51 : 34,616.57 = 14,479.65 : x
  2. Step 2: Convert to fraction form
    25,086.51/34,616.57 = 14,479.65/x
  3. Step 3: Cross multiply
    25,086.51x = 34,616.57 × 14,479.65
  4. Step 4: Simplify right side
    25,086.51x = 501,235,745.40
  5. Step 5: Solve for x
    x = 501,235,745.40/25,086.51
  6. Step 6: Final answer
    x = 19,980.29

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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.