Home / 29,870.80-44,801.28-11,145.94

Finding the Fourth Proportional to 29,870.80, 44,801.28 and 11,145.94

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Solution

The fourth proportional to 29,870.80, 44,801.28 and 11,145.94 is: 16,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,870.80 : 44,801.28 = 11,145.94 : x
  2. Step 2: Convert to fraction form
    29,870.80/44,801.28 = 11,145.94/x
  3. Step 3: Cross multiply
    29,870.80x = 44,801.28 × 11,145.94
  4. Step 4: Simplify right side
    29,870.80x = 499,352,378.80
  5. Step 5: Solve for x
    x = 499,352,378.80/29,870.80
  6. Step 6: Final answer
    x = 16,717.07

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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.