Home / 25,421.94-35,081.01-14,241.78

Finding the Fourth Proportional to 25,421.94, 35,081.01 and 14,241.78

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Solution

The fourth proportional to 25,421.94, 35,081.01 and 14,241.78 is: 19,652.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,421.94 : 35,081.01 = 14,241.78 : x
  2. Step 2: Convert to fraction form
    25,421.94/35,081.01 = 14,241.78/x
  3. Step 3: Cross multiply
    25,421.94x = 35,081.01 × 14,241.78
  4. Step 4: Simplify right side
    25,421.94x = 499,616,026.60
  5. Step 5: Solve for x
    x = 499,616,026.60/25,421.94
  6. Step 6: Final answer
    x = 19,652.95

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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.