Home / 35,654.34-53,486.64-12,274.50

Finding the Fourth Proportional to 35,654.34, 53,486.64 and 12,274.50

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Solution

The fourth proportional to 35,654.34, 53,486.64 and 12,274.50 is: 18,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,654.34 : 53,486.64 = 12,274.50 : x
  2. Step 2: Convert to fraction form
    35,654.34/53,486.64 = 12,274.50/x
  3. Step 3: Cross multiply
    35,654.34x = 53,486.64 × 12,274.50
  4. Step 4: Simplify right side
    35,654.34x = 656,521,762.68
  5. Step 5: Solve for x
    x = 656,521,762.68/35,654.34
  6. Step 6: Final answer
    x = 18,413.52

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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.