Home / 19,512.46-29,271.72-6,361.78

Finding the Fourth Proportional to 19,512.46, 29,271.72 and 6,361.78

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Solution

The fourth proportional to 19,512.46, 29,271.72 and 6,361.78 is: 9,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.46 : 29,271.72 = 6,361.78 : x
  2. Step 2: Convert to fraction form
    19,512.46/29,271.72 = 6,361.78/x
  3. Step 3: Cross multiply
    19,512.46x = 29,271.72 × 6,361.78
  4. Step 4: Simplify right side
    19,512.46x = 186,220,242.86
  5. Step 5: Solve for x
    x = 186,220,242.86/19,512.46
  6. Step 6: Final answer
    x = 9,543.66

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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.