Home / 34,089.12-51,133.68-15,364.08

Finding the Fourth Proportional to 34,089.12, 51,133.68 and 15,364.08

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Solution

The fourth proportional to 34,089.12, 51,133.68 and 15,364.08 is: 23,046.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,089.12 : 51,133.68 = 15,364.08 : x
  2. Step 2: Convert to fraction form
    34,089.12/51,133.68 = 15,364.08/x
  3. Step 3: Cross multiply
    34,089.12x = 51,133.68 × 15,364.08
  4. Step 4: Simplify right side
    34,089.12x = 785,621,950.21
  5. Step 5: Solve for x
    x = 785,621,950.21/34,089.12
  6. Step 6: Final answer
    x = 23,046.12

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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.