Home / 25,694.91-35,449-16,130.73

Finding the Fourth Proportional to 25,694.91, 35,449 and 16,130.73

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Solution

The fourth proportional to 25,694.91, 35,449 and 16,130.73 is: 22,254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,694.91 : 35,449 = 16,130.73 : x
  2. Step 2: Convert to fraction form
    25,694.91/35,449 = 16,130.73/x
  3. Step 3: Cross multiply
    25,694.91x = 35,449 × 16,130.73
  4. Step 4: Simplify right side
    25,694.91x = 571,818,247.77
  5. Step 5: Solve for x
    x = 571,818,247.77/25,694.91
  6. Step 6: Final answer
    x = 22,254.14

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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.