Home / 26,108.32-39,166.08-8,579.92

Finding the Fourth Proportional to 26,108.32, 39,166.08 and 8,579.92

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Solution

The fourth proportional to 26,108.32, 39,166.08 and 8,579.92 is: 12,871.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.32 : 39,166.08 = 8,579.92 : x
  2. Step 2: Convert to fraction form
    26,108.32/39,166.08 = 8,579.92/x
  3. Step 3: Cross multiply
    26,108.32x = 39,166.08 × 8,579.92
  4. Step 4: Simplify right side
    26,108.32x = 336,041,833.11
  5. Step 5: Solve for x
    x = 336,041,833.11/26,108.32
  6. Step 6: Final answer
    x = 12,871.06

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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.