Home / 15,938.08-23,917.10-6,078.20

Finding the Fourth Proportional to 15,938.08, 23,917.10 and 6,078.20

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Solution

The fourth proportional to 15,938.08, 23,917.10 and 6,078.20 is: 9,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,938.08 : 23,917.10 = 6,078.20 : x
  2. Step 2: Convert to fraction form
    15,938.08/23,917.10 = 6,078.20/x
  3. Step 3: Cross multiply
    15,938.08x = 23,917.10 × 6,078.20
  4. Step 4: Simplify right side
    15,938.08x = 145,372,917.22
  5. Step 5: Solve for x
    x = 145,372,917.22/15,938.08
  6. Step 6: Final answer
    x = 9,121.11

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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.