Home / 49,445.90-74,168.16-12,006.26

Finding the Fourth Proportional to 49,445.90, 74,168.16 and 12,006.26

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Solution

The fourth proportional to 49,445.90, 74,168.16 and 12,006.26 is: 18,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,445.90 : 74,168.16 = 12,006.26 : x
  2. Step 2: Convert to fraction form
    49,445.90/74,168.16 = 12,006.26/x
  3. Step 3: Cross multiply
    49,445.90x = 74,168.16 × 12,006.26
  4. Step 4: Simplify right side
    49,445.90x = 890,482,212.68
  5. Step 5: Solve for x
    x = 890,482,212.68/49,445.90
  6. Step 6: Final answer
    x = 18,009.22

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1.5x scale

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.