Home / 26,780.34-36,951.55-16,170.56

Finding the Fourth Proportional to 26,780.34, 36,951.55 and 16,170.56

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Solution

The fourth proportional to 26,780.34, 36,951.55 and 16,170.56 is: 22,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,780.34 : 36,951.55 = 16,170.56 : x
  2. Step 2: Convert to fraction form
    26,780.34/36,951.55 = 16,170.56/x
  3. Step 3: Cross multiply
    26,780.34x = 36,951.55 × 16,170.56
  4. Step 4: Simplify right side
    26,780.34x = 597,527,256.37
  5. Step 5: Solve for x
    x = 597,527,256.37/26,780.34
  6. Step 6: Final answer
    x = 22,312.16

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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.