Home / 17,847.60-24,627.78-9,889.62

Finding the Fourth Proportional to 17,847.60, 24,627.78 and 9,889.62

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Solution

The fourth proportional to 17,847.60, 24,627.78 and 9,889.62 is: 13,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,847.60 : 24,627.78 = 9,889.62 : x
  2. Step 2: Convert to fraction form
    17,847.60/24,627.78 = 9,889.62/x
  3. Step 3: Cross multiply
    17,847.60x = 24,627.78 × 9,889.62
  4. Step 4: Simplify right side
    17,847.60x = 243,559,385.64
  5. Step 5: Solve for x
    x = 243,559,385.64/17,847.60
  6. Step 6: Final answer
    x = 13,646.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.