Home / 29,018.42-43,527.63-19,155.38

Finding the Fourth Proportional to 29,018.42, 43,527.63 and 19,155.38

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Solution

The fourth proportional to 29,018.42, 43,527.63 and 19,155.38 is: 28,733.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,018.42 : 43,527.63 = 19,155.38 : x
  2. Step 2: Convert to fraction form
    29,018.42/43,527.63 = 19,155.38/x
  3. Step 3: Cross multiply
    29,018.42x = 43,527.63 × 19,155.38
  4. Step 4: Simplify right side
    29,018.42x = 833,788,293.15
  5. Step 5: Solve for x
    x = 833,788,293.15/29,018.42
  6. Step 6: Final answer
    x = 28,733.07

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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.