Home / 26,521.86-39,783.15-10,734.42

Finding the Fourth Proportional to 26,521.86, 39,783.15 and 10,734.42

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Solution

The fourth proportional to 26,521.86, 39,783.15 and 10,734.42 is: 16,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521.86 : 39,783.15 = 10,734.42 : x
  2. Step 2: Convert to fraction form
    26,521.86/39,783.15 = 10,734.42/x
  3. Step 3: Cross multiply
    26,521.86x = 39,783.15 × 10,734.42
  4. Step 4: Simplify right side
    26,521.86x = 427,049,041.02
  5. Step 5: Solve for x
    x = 427,049,041.02/26,521.86
  6. Step 6: Final answer
    x = 16,101.78

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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.