Home / 43,035.04-64,494.18-20,804.14

Finding the Fourth Proportional to 43,035.04, 64,494.18 and 20,804.14

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Solution

The fourth proportional to 43,035.04, 64,494.18 and 20,804.14 is: 31,177.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,035.04 : 64,494.18 = 20,804.14 : x
  2. Step 2: Convert to fraction form
    43,035.04/64,494.18 = 20,804.14/x
  3. Step 3: Cross multiply
    43,035.04x = 64,494.18 × 20,804.14
  4. Step 4: Simplify right side
    43,035.04x = 1,341,745,949.91
  5. Step 5: Solve for x
    x = 1,341,745,949.91/43,035.04
  6. Step 6: Final answer
    x = 31,177.99

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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.