Home / 26,461.12-39,664.08-8,924.92

Finding the Fourth Proportional to 26,461.12, 39,664.08 and 8,924.92

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Solution

The fourth proportional to 26,461.12, 39,664.08 and 8,924.92 is: 13,378.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,461.12 : 39,664.08 = 8,924.92 : x
  2. Step 2: Convert to fraction form
    26,461.12/39,664.08 = 8,924.92/x
  3. Step 3: Cross multiply
    26,461.12x = 39,664.08 × 8,924.92
  4. Step 4: Simplify right side
    26,461.12x = 353,998,740.87
  5. Step 5: Solve for x
    x = 353,998,740.87/26,461.12
  6. Step 6: Final answer
    x = 13,378.07

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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.