Home / 32,721.12-49,089.84-9,347.76

Finding the Fourth Proportional to 32,721.12, 49,089.84 and 9,347.76

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Solution

The fourth proportional to 32,721.12, 49,089.84 and 9,347.76 is: 14,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.12 : 49,089.84 = 9,347.76 : x
  2. Step 2: Convert to fraction form
    32,721.12/49,089.84 = 9,347.76/x
  3. Step 3: Cross multiply
    32,721.12x = 49,089.84 × 9,347.76
  4. Step 4: Simplify right side
    32,721.12x = 458,880,042.76
  5. Step 5: Solve for x
    x = 458,880,042.76/32,721.12
  6. Step 6: Final answer
    x = 14,023.97

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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.