Home / 29,857.16-44,790.84-12,317.40

Finding the Fourth Proportional to 29,857.16, 44,790.84 and 12,317.40

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Solution

The fourth proportional to 29,857.16, 44,790.84 and 12,317.40 is: 18,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,857.16 : 44,790.84 = 12,317.40 : x
  2. Step 2: Convert to fraction form
    29,857.16/44,790.84 = 12,317.40/x
  3. Step 3: Cross multiply
    29,857.16x = 44,790.84 × 12,317.40
  4. Step 4: Simplify right side
    29,857.16x = 551,706,692.62
  5. Step 5: Solve for x
    x = 551,706,692.62/29,857.16
  6. Step 6: Final answer
    x = 18,478.20

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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.