Home / 30,025.36-45,038.58-9,249.04

Finding the Fourth Proportional to 30,025.36, 45,038.58 and 9,249.04

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Solution

The fourth proportional to 30,025.36, 45,038.58 and 9,249.04 is: 13,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,025.36 : 45,038.58 = 9,249.04 : x
  2. Step 2: Convert to fraction form
    30,025.36/45,038.58 = 9,249.04/x
  3. Step 3: Cross multiply
    30,025.36x = 45,038.58 × 9,249.04
  4. Step 4: Simplify right side
    30,025.36x = 416,563,627.96
  5. Step 5: Solve for x
    x = 416,563,627.96/30,025.36
  6. Step 6: Final answer
    x = 13,873.73

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Half scale
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Double scale
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Similar ratio
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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.