Home / 20,273.08-30,417.34-8,583.16

Finding the Fourth Proportional to 20,273.08, 30,417.34 and 8,583.16

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Solution

The fourth proportional to 20,273.08, 30,417.34 and 8,583.16 is: 12,878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,273.08 : 30,417.34 = 8,583.16 : x
  2. Step 2: Convert to fraction form
    20,273.08/30,417.34 = 8,583.16/x
  3. Step 3: Cross multiply
    20,273.08x = 30,417.34 × 8,583.16
  4. Step 4: Simplify right side
    20,273.08x = 261,076,895.99
  5. Step 5: Solve for x
    x = 261,076,895.99/20,273.08
  6. Step 6: Final answer
    x = 12,878.01

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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.