Home / 46,474.38-69,699.15-20,172.96

Finding the Fourth Proportional to 46,474.38, 69,699.15 and 20,172.96

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Solution

The fourth proportional to 46,474.38, 69,699.15 and 20,172.96 is: 30,254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,474.38 : 69,699.15 = 20,172.96 : x
  2. Step 2: Convert to fraction form
    46,474.38/69,699.15 = 20,172.96/x
  3. Step 3: Cross multiply
    46,474.38x = 69,699.15 × 20,172.96
  4. Step 4: Simplify right side
    46,474.38x = 1,406,038,164.98
  5. Step 5: Solve for x
    x = 1,406,038,164.98/46,474.38
  6. Step 6: Final answer
    x = 30,254.05

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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.