Home / 20,064.08-30,104.78-9,541.58

Finding the Fourth Proportional to 20,064.08, 30,104.78 and 9,541.58

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Solution

The fourth proportional to 20,064.08, 30,104.78 and 9,541.58 is: 14,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064.08 : 30,104.78 = 9,541.58 : x
  2. Step 2: Convert to fraction form
    20,064.08/30,104.78 = 9,541.58/x
  3. Step 3: Cross multiply
    20,064.08x = 30,104.78 × 9,541.58
  4. Step 4: Simplify right side
    20,064.08x = 287,247,166.75
  5. Step 5: Solve for x
    x = 287,247,166.75/20,064.08
  6. Step 6: Final answer
    x = 14,316.49

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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.