Home / 32,865.86-49,298.74-7,905.89

Finding the Fourth Proportional to 32,865.86, 49,298.74 and 7,905.89

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Solution

The fourth proportional to 32,865.86, 49,298.74 and 7,905.89 is: 11,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,865.86 : 49,298.74 = 7,905.89 : x
  2. Step 2: Convert to fraction form
    32,865.86/49,298.74 = 7,905.89/x
  3. Step 3: Cross multiply
    32,865.86x = 49,298.74 × 7,905.89
  4. Step 4: Simplify right side
    32,865.86x = 389,750,415.58
  5. Step 5: Solve for x
    x = 389,750,415.58/32,865.86
  6. Step 6: Final answer
    x = 11,858.82

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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.