Home / 19,630.10-29,445.23-4,839.02

Finding the Fourth Proportional to 19,630.10, 29,445.23 and 4,839.02

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Solution

The fourth proportional to 19,630.10, 29,445.23 and 4,839.02 is: 7,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630.10 : 29,445.23 = 4,839.02 : x
  2. Step 2: Convert to fraction form
    19,630.10/29,445.23 = 4,839.02/x
  3. Step 3: Cross multiply
    19,630.10x = 29,445.23 × 4,839.02
  4. Step 4: Simplify right side
    19,630.10x = 142,486,056.87
  5. Step 5: Solve for x
    x = 142,486,056.87/19,630.10
  6. Step 6: Final answer
    x = 7,258.55

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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.