Home / 32,930.76-49,424.08-13,222.64

Finding the Fourth Proportional to 32,930.76, 49,424.08 and 13,222.64

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Solution

The fourth proportional to 32,930.76, 49,424.08 and 13,222.64 is: 19,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,930.76 : 49,424.08 = 13,222.64 : x
  2. Step 2: Convert to fraction form
    32,930.76/49,424.08 = 13,222.64/x
  3. Step 3: Cross multiply
    32,930.76x = 49,424.08 × 13,222.64
  4. Step 4: Simplify right side
    32,930.76x = 653,516,817.17
  5. Step 5: Solve for x
    x = 653,516,817.17/32,930.76
  6. Step 6: Final answer
    x = 19,845.18

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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.