Home / 19,630.08-29,447.55-6,487.02

Finding the Fourth Proportional to 19,630.08, 29,447.55 and 6,487.02

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Solution

The fourth proportional to 19,630.08, 29,447.55 and 6,487.02 is: 9,731.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630.08 : 29,447.55 = 6,487.02 : x
  2. Step 2: Convert to fraction form
    19,630.08/29,447.55 = 6,487.02/x
  3. Step 3: Cross multiply
    19,630.08x = 29,447.55 × 6,487.02
  4. Step 4: Simplify right side
    19,630.08x = 191,026,845.80
  5. Step 5: Solve for x
    x = 191,026,845.80/19,630.08
  6. Step 6: Final answer
    x = 9,731.33

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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.