Home / 46,266.99-69,429.18-21,310.58

Finding the Fourth Proportional to 46,266.99, 69,429.18 and 21,310.58

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Solution

The fourth proportional to 46,266.99, 69,429.18 and 21,310.58 is: 31,979.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,266.99 : 69,429.18 = 21,310.58 : x
  2. Step 2: Convert to fraction form
    46,266.99/69,429.18 = 21,310.58/x
  3. Step 3: Cross multiply
    46,266.99x = 69,429.18 × 21,310.58
  4. Step 4: Simplify right side
    46,266.99x = 1,479,576,094.72
  5. Step 5: Solve for x
    x = 1,479,576,094.72/46,266.99
  6. Step 6: Final answer
    x = 31,979.09

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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.