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Finding the Fourth Proportional to 35,892.48, 53,849.64 and 18,374.60

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Solution

The fourth proportional to 35,892.48, 53,849.64 and 18,374.60 is: 27,567.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,892.48 : 53,849.64 = 18,374.60 : x
  2. Step 2: Convert to fraction form
    35,892.48/53,849.64 = 18,374.60/x
  3. Step 3: Cross multiply
    35,892.48x = 53,849.64 × 18,374.60
  4. Step 4: Simplify right side
    35,892.48x = 989,465,595.14
  5. Step 5: Solve for x
    x = 989,465,595.14/35,892.48
  6. Step 6: Final answer
    x = 27,567.49

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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.