Home / 34,983.12-52,389.18-18,357.24

Finding the Fourth Proportional to 34,983.12, 52,389.18 and 18,357.24

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Solution

The fourth proportional to 34,983.12, 52,389.18 and 18,357.24 is: 27,490.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,983.12 : 52,389.18 = 18,357.24 : x
  2. Step 2: Convert to fraction form
    34,983.12/52,389.18 = 18,357.24/x
  3. Step 3: Cross multiply
    34,983.12x = 52,389.18 × 18,357.24
  4. Step 4: Simplify right side
    34,983.12x = 961,720,750.66
  5. Step 5: Solve for x
    x = 961,720,750.66/34,983.12
  6. Step 6: Final answer
    x = 27,490.99

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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.