Home / 26,160.36-39,243.24-8,384.76

Finding the Fourth Proportional to 26,160.36, 39,243.24 and 8,384.76

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Solution

The fourth proportional to 26,160.36, 39,243.24 and 8,384.76 is: 12,578.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,160.36 : 39,243.24 = 8,384.76 : x
  2. Step 2: Convert to fraction form
    26,160.36/39,243.24 = 8,384.76/x
  3. Step 3: Cross multiply
    26,160.36x = 39,243.24 × 8,384.76
  4. Step 4: Simplify right side
    26,160.36x = 329,045,149.02
  5. Step 5: Solve for x
    x = 329,045,149.02/26,160.36
  6. Step 6: Final answer
    x = 12,578.01

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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.