Home / 26,493.86-39,741.60-10,912.70

Finding the Fourth Proportional to 26,493.86, 39,741.60 and 10,912.70

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Solution

The fourth proportional to 26,493.86, 39,741.60 and 10,912.70 is: 16,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,493.86 : 39,741.60 = 10,912.70 : x
  2. Step 2: Convert to fraction form
    26,493.86/39,741.60 = 10,912.70/x
  3. Step 3: Cross multiply
    26,493.86x = 39,741.60 × 10,912.70
  4. Step 4: Simplify right side
    26,493.86x = 433,688,158.32
  5. Step 5: Solve for x
    x = 433,688,158.32/26,493.86
  6. Step 6: Final answer
    x = 16,369.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.