Home / 25,284.68-34,892.80-13,954.87

Finding the Fourth Proportional to 25,284.68, 34,892.80 and 13,954.87

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Solution

The fourth proportional to 25,284.68, 34,892.80 and 13,954.87 is: 19,257.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284.68 : 34,892.80 = 13,954.87 : x
  2. Step 2: Convert to fraction form
    25,284.68/34,892.80 = 13,954.87/x
  3. Step 3: Cross multiply
    25,284.68x = 34,892.80 × 13,954.87
  4. Step 4: Simplify right side
    25,284.68x = 486,924,487.94
  5. Step 5: Solve for x
    x = 486,924,487.94/25,284.68
  6. Step 6: Final answer
    x = 19,257.69

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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.