Home / 25,982.86-35,856.46-16,426.94

Finding the Fourth Proportional to 25,982.86, 35,856.46 and 16,426.94

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Solution

The fourth proportional to 25,982.86, 35,856.46 and 16,426.94 is: 22,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,982.86 : 35,856.46 = 16,426.94 : x
  2. Step 2: Convert to fraction form
    25,982.86/35,856.46 = 16,426.94/x
  3. Step 3: Cross multiply
    25,982.86x = 35,856.46 × 16,426.94
  4. Step 4: Simplify right side
    25,982.86x = 589,011,917.03
  5. Step 5: Solve for x
    x = 589,011,917.03/25,982.86
  6. Step 6: Final answer
    x = 22,669.25

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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.