Home / 26,645.86-36,771.29-14,709.20

Finding the Fourth Proportional to 26,645.86, 36,771.29 and 14,709.20

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Solution

The fourth proportional to 26,645.86, 36,771.29 and 14,709.20 is: 20,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.86 : 36,771.29 = 14,709.20 : x
  2. Step 2: Convert to fraction form
    26,645.86/36,771.29 = 14,709.20/x
  3. Step 3: Cross multiply
    26,645.86x = 36,771.29 × 14,709.20
  4. Step 4: Simplify right side
    26,645.86x = 540,876,350.80
  5. Step 5: Solve for x
    x = 540,876,350.80/26,645.86
  6. Step 6: Final answer
    x = 20,298.70

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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.