Home / 46,397.87-69,605.51-21,099.21

Finding the Fourth Proportional to 46,397.87, 69,605.51 and 21,099.21

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Solution

The fourth proportional to 46,397.87, 69,605.51 and 21,099.21 is: 31,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,397.87 : 69,605.51 = 21,099.21 : x
  2. Step 2: Convert to fraction form
    46,397.87/69,605.51 = 21,099.21/x
  3. Step 3: Cross multiply
    46,397.87x = 69,605.51 × 21,099.21
  4. Step 4: Simplify right side
    46,397.87x = 1,468,621,167.15
  5. Step 5: Solve for x
    x = 1,468,621,167.15/46,397.87
  6. Step 6: Final answer
    x = 31,652.77

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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.