Home / 19,543.44-29,316.50-9,680.04

Finding the Fourth Proportional to 19,543.44, 29,316.50 and 9,680.04

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Solution

The fourth proportional to 19,543.44, 29,316.50 and 9,680.04 is: 14,520.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.44 : 29,316.50 = 9,680.04 : x
  2. Step 2: Convert to fraction form
    19,543.44/29,316.50 = 9,680.04/x
  3. Step 3: Cross multiply
    19,543.44x = 29,316.50 × 9,680.04
  4. Step 4: Simplify right side
    19,543.44x = 283,784,892.66
  5. Step 5: Solve for x
    x = 283,784,892.66/19,543.44
  6. Step 6: Final answer
    x = 14,520.72

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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.