Home / 25,983.86-35,857.84-16,427.94

Finding the Fourth Proportional to 25,983.86, 35,857.84 and 16,427.94

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Solution

The fourth proportional to 25,983.86, 35,857.84 and 16,427.94 is: 22,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,983.86 : 35,857.84 = 16,427.94 : x
  2. Step 2: Convert to fraction form
    25,983.86/35,857.84 = 16,427.94/x
  3. Step 3: Cross multiply
    25,983.86x = 35,857.84 × 16,427.94
  4. Step 4: Simplify right side
    25,983.86x = 589,070,444.05
  5. Step 5: Solve for x
    x = 589,070,444.05/25,983.86
  6. Step 6: Final answer
    x = 22,670.63

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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.