Home / 25,238.25-34,820.43-16,291.71

Finding the Fourth Proportional to 25,238.25, 34,820.43 and 16,291.71

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Solution

The fourth proportional to 25,238.25, 34,820.43 and 16,291.71 is: 22,477.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,238.25 : 34,820.43 = 16,291.71 : x
  2. Step 2: Convert to fraction form
    25,238.25/34,820.43 = 16,291.71/x
  3. Step 3: Cross multiply
    25,238.25x = 34,820.43 × 16,291.71
  4. Step 4: Simplify right side
    25,238.25x = 567,284,347.64
  5. Step 5: Solve for x
    x = 567,284,347.64/25,238.25
  6. Step 6: Final answer
    x = 22,477.17

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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.