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Finding the Fourth Proportional to 35,905.59, 53,858.35 and 9,609.64

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Solution

The fourth proportional to 35,905.59, 53,858.35 and 9,609.64 is: 14,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,905.59 : 53,858.35 = 9,609.64 : x
  2. Step 2: Convert to fraction form
    35,905.59/53,858.35 = 9,609.64/x
  3. Step 3: Cross multiply
    35,905.59x = 53,858.35 × 9,609.64
  4. Step 4: Simplify right side
    35,905.59x = 517,559,354.49
  5. Step 5: Solve for x
    x = 517,559,354.49/35,905.59
  6. Step 6: Final answer
    x = 14,414.45

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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.