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Finding the Fourth Proportional to 35,892.41, 53,849.64 and 18,374.54

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Solution

The fourth proportional to 35,892.41, 53,849.64 and 18,374.54 is: 27,567.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,892.41 : 53,849.64 = 18,374.54 : x
  2. Step 2: Convert to fraction form
    35,892.41/53,849.64 = 18,374.54/x
  3. Step 3: Cross multiply
    35,892.41x = 53,849.64 × 18,374.54
  4. Step 4: Simplify right side
    35,892.41x = 989,462,094.92
  5. Step 5: Solve for x
    x = 989,462,094.92/35,892.41
  6. Step 6: Final answer
    x = 27,567.45

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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.