Home / 35,539.86-53,304.30-12,160.92

Finding the Fourth Proportional to 35,539.86, 53,304.30 and 12,160.92

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Solution

The fourth proportional to 35,539.86, 53,304.30 and 12,160.92 is: 18,239.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,539.86 : 53,304.30 = 12,160.92 : x
  2. Step 2: Convert to fraction form
    35,539.86/53,304.30 = 12,160.92/x
  3. Step 3: Cross multiply
    35,539.86x = 53,304.30 × 12,160.92
  4. Step 4: Simplify right side
    35,539.86x = 648,229,327.96
  5. Step 5: Solve for x
    x = 648,229,327.96/35,539.86
  6. Step 6: Final answer
    x = 18,239.50

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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.