Home / 26,785.21-40,169.90-10,132.89

Finding the Fourth Proportional to 26,785.21, 40,169.90 and 10,132.89

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Solution

The fourth proportional to 26,785.21, 40,169.90 and 10,132.89 is: 15,196.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,785.21 : 40,169.90 = 10,132.89 : x
  2. Step 2: Convert to fraction form
    26,785.21/40,169.90 = 10,132.89/x
  3. Step 3: Cross multiply
    26,785.21x = 40,169.90 × 10,132.89
  4. Step 4: Simplify right side
    26,785.21x = 407,037,127.35
  5. Step 5: Solve for x
    x = 407,037,127.35/26,785.21
  6. Step 6: Final answer
    x = 15,196.34

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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.