Home / 46,286.64-69,442.11-19,985.13

Finding the Fourth Proportional to 46,286.64, 69,442.11 and 19,985.13

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Solution

The fourth proportional to 46,286.64, 69,442.11 and 19,985.13 is: 29,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,286.64 : 69,442.11 = 19,985.13 : x
  2. Step 2: Convert to fraction form
    46,286.64/69,442.11 = 19,985.13/x
  3. Step 3: Cross multiply
    46,286.64x = 69,442.11 × 19,985.13
  4. Step 4: Simplify right side
    46,286.64x = 1,387,809,595.82
  5. Step 5: Solve for x
    x = 1,387,809,595.82/46,286.64
  6. Step 6: Final answer
    x = 29,982.94

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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.