Home / 25,428.97-35,095.61-14,100.99

Finding the Fourth Proportional to 25,428.97, 35,095.61 and 14,100.99

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Solution

The fourth proportional to 25,428.97, 35,095.61 and 14,100.99 is: 19,461.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,428.97 : 35,095.61 = 14,100.99 : x
  2. Step 2: Convert to fraction form
    25,428.97/35,095.61 = 14,100.99/x
  3. Step 3: Cross multiply
    25,428.97x = 35,095.61 × 14,100.99
  4. Step 4: Simplify right side
    25,428.97x = 494,882,749.30
  5. Step 5: Solve for x
    x = 494,882,749.30/25,428.97
  6. Step 6: Final answer
    x = 19,461.38

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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.