Home / 26,328.32-39,486.72-8,800.64

Finding the Fourth Proportional to 26,328.32, 39,486.72 and 8,800.64

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Solution

The fourth proportional to 26,328.32, 39,486.72 and 8,800.64 is: 13,199.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,328.32 : 39,486.72 = 8,800.64 : x
  2. Step 2: Convert to fraction form
    26,328.32/39,486.72 = 8,800.64/x
  3. Step 3: Cross multiply
    26,328.32x = 39,486.72 × 8,800.64
  4. Step 4: Simplify right side
    26,328.32x = 347,508,407.50
  5. Step 5: Solve for x
    x = 347,508,407.50/26,328.32
  6. Step 6: Final answer
    x = 13,199.03

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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.