Home / 28,534.37-42,806.91-8,808.30

Finding the Fourth Proportional to 28,534.37, 42,806.91 and 8,808.30

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Solution

The fourth proportional to 28,534.37, 42,806.91 and 8,808.30 is: 13,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534.37 : 42,806.91 = 8,808.30 : x
  2. Step 2: Convert to fraction form
    28,534.37/42,806.91 = 8,808.30/x
  3. Step 3: Cross multiply
    28,534.37x = 42,806.91 × 8,808.30
  4. Step 4: Simplify right side
    28,534.37x = 377,056,105.35
  5. Step 5: Solve for x
    x = 377,056,105.35/28,534.37
  6. Step 6: Final answer
    x = 13,214.11

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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.