Home / 46,153.98-69,242.66-12,874.04

Finding the Fourth Proportional to 46,153.98, 69,242.66 and 12,874.04

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Solution

The fourth proportional to 46,153.98, 69,242.66 and 12,874.04 is: 19,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,153.98 : 69,242.66 = 12,874.04 : x
  2. Step 2: Convert to fraction form
    46,153.98/69,242.66 = 12,874.04/x
  3. Step 3: Cross multiply
    46,153.98x = 69,242.66 × 12,874.04
  4. Step 4: Simplify right side
    46,153.98x = 891,432,774.55
  5. Step 5: Solve for x
    x = 891,432,774.55/46,153.98
  6. Step 6: Final answer
    x = 19,314.32

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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.