Home / 26,771.72-36,939.65-16,161.93

Finding the Fourth Proportional to 26,771.72, 36,939.65 and 16,161.93

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Solution

The fourth proportional to 26,771.72, 36,939.65 and 16,161.93 is: 22,300.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,771.72 : 36,939.65 = 16,161.93 : x
  2. Step 2: Convert to fraction form
    26,771.72/36,939.65 = 16,161.93/x
  3. Step 3: Cross multiply
    26,771.72x = 36,939.65 × 16,161.93
  4. Step 4: Simplify right side
    26,771.72x = 597,015,956.71
  5. Step 5: Solve for x
    x = 597,015,956.71/26,771.72
  6. Step 6: Final answer
    x = 22,300.25

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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.